function commadot()
{

if ($('#piston').val().indexOf(",") >= 0) {
  $('#piston').val($('#piston').val().replace(/\,/g,"."));
  }
  if ($('#rod').val().indexOf(",") >= 0) {
  $('#rod').val($('#rod').val().replace(/\,/g,"."));
  }
   if ($('#stroke').val().indexOf(",") >= 0) {
  $('#stroke').val($('#stroke').val().replace(/\,/g,"."));
  }
  if ($('#preassure').val().indexOf(",") >= 0) {
  $('#preassure').val($('#preassure').val().replace(/\,/g,"."));
  }
  if ($('#oilflow').val().indexOf(",") >= 0) {
  $('#oilflow').val($('#oilflow').val().replace(/\,/g,"."));
  }
  if ($('#piston_force').val().indexOf(",") >= 0) {
  $('#piston_force').val($('#piston_force').val().replace(/\,/g,"."));
  }
  if ($('#rod_force').val().indexOf(",") >= 0) {
  $('#rod_force').val($('#rod_force').val().replace(/\,/g,"."));
  }
  if ($('#piston_time').val().indexOf(",") >= 0) {
  $('#piston_time').val($('#piston_time').val().replace(/\,/g,"."));
  }
  if ($('#rod_time').val().indexOf(",") >= 0) {
  $('#rod_time').val($('#rod_time').val().replace(/\,/g,"."));
  }
  if ($('#piston_velocity').val().indexOf(",") >= 0) {
  $('#piston_velocity').val($('#piston_velocity').val().replace(/\,/g,"."));
  }
  if ($('#rod_velocity').val().indexOf(",") >= 0) {
  $('#rod_velocity').val($('#rod_velocity').val().replace(/\,/g,"."));
  }

  if ($('#piston').val()) {
  $('#piston').val($('#piston').val().replace(/[\`|\~|\!|\@|\#|\$|\%|\^|\&|\*|\(|\)|\+|\=|\[|\{|\]|\}|\||\\|\'|\<|\>|\?|\/|\""|\;|\:]/g, ""));
  }
  if ($('#rod').val()) {
  $('#rod').val($('#rod').val().replace(/[\`|\~|\!|\@|\#|\$|\%|\^|\&|\*|\(|\)|\+|\=|\[|\{|\]|\}|\||\\|\'|\<|\>|\?|\/|\""|\;|\:]/g, ""));
  }
   if ($('#stroke').val()) {
  $('#stroke').val($('#stroke').val().replace(/[\`|\~|\!|\@|\#|\$|\%|\^|\&|\*|\(|\)|\+|\=|\[|\{|\]|\}|\||\\|\'|\<|\>|\?|\/|\""|\;|\:]/g, ""));
  }
  if ($('#preassure').val()) {
  $('#preassure').val($('#preassure').val().replace(/[\`|\~|\!|\@|\#|\$|\%|\^|\&|\*|\(|\)|\+|\=|\[|\{|\]|\}|\||\\|\'|\<|\>|\?|\/|\""|\;|\:]/g, ""));
  }
  if ($('#oilflow').val()) {
  $('#oilflow').val($('#oilflow').val().replace(/[\`|\~|\!|\@|\#|\$|\%|\^|\&|\*|\(|\)|\+|\=|\[|\{|\]|\}|\||\\|\'|\<|\>|\?|\/|\""|\;|\:]/g, ""));
  }
  if ($('#piston_force').val()) {
  $('#piston_force').val($('#piston_force').val().replace(/[\`|\~|\!|\@|\#|\$|\%|\^|\&|\*|\(|\)|\+|\=|\[|\{|\]|\}|\||\\|\'|\<|\>|\?|\/|\""|\;|\:]/g, ""));
  }
  if ($('#rod_force').val()) {
  $('#rod_force').val($('#rod_force').val().replace(/[\`|\~|\!|\@|\#|\$|\%|\^|\&|\*|\(|\)|\+|\=|\[|\{|\]|\}|\||\\|\'|\<|\>|\?|\/|\""|\;|\:]/g, ""));
  }
  if ($('#piston_time').val()) {
  $('#piston_time').val($('#piston_time').val().replace(/[\`|\~|\!|\@|\#|\$|\%|\^|\&|\*|\(|\)|\+|\=|\[|\{|\]|\}|\||\\|\'|\<|\>|\?|\/|\""|\;|\:]/g, ""));
  }
  if ($('#rod_time').val()) {
  $('#rod_time').val($('#rod_time').val().replace(/[\`|\~|\!|\@|\#|\$|\%|\^|\&|\*|\(|\)|\+|\=|\[|\{|\]|\}|\||\\|\'|\<|\>|\?|\/|\""|\;|\:]/g, ""));
  }
  if ($('#piston_velocity').val()) {
  $('#piston_velocity').val($('#piston_velocity').val().replace(/[\`|\~|\!|\@|\#|\$|\%|\^|\&|\*|\(|\)|\+|\=|\[|\{|\]|\}|\||\\|\'|\<|\>|\?|\/|\""|\;|\:]/g, ""));
  }
  if ($('#rod_velocity').val()) {
  $('#rod_velocity').val($('#rod_velocity').val().replace(/[\`|\~|\!|\@|\#|\$|\%|\^|\&|\*|\(|\)|\+|\=|\[|\{|\]|\}|\||\\|\'|\<|\>|\?|\/|\""|\;|\:]/g, ""));
  }

}


function pistonAreaCalculate(piston_dia)
{
            if(($('#unit1').val()=='mm') && ($('#unit11').val()=='cm2'))
            { 
                document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)) / 100)).toFixed(2);
            }
            else if(($('#unit1').val()=='cm') && ($('#unit11').val()=='cm2'))
            {
                document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)))).toFixed(2);
            }   
            else if(($('#unit1').val()=='m') && ($('#unit11').val()=='cm2'))
            {
                document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)) * 10000)).toFixed(2);
            }


            /**For preselected output**/
            else if(($('#unit1').val()=='mm') && ($('#unit11').val()=='m2'))
            { 
                document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)) / 1000000)).toFixed(2);
            }
            else if(($('#unit1').val()=='cm') && ($('#unit11').val()=='m2'))
            {
                document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)) / 10000)).toFixed(2);
            }   
            else if(($('#unit1').val()=='m') && ($('#unit11').val()=='m2'))
            {
                document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)))).toFixed(2);
            }
            else if(($('#unit1').val()=='mm') && ($('#unit11').val()=='mm2'))
            { 
                document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)))).toFixed(2);
            }
            else if(($('#unit1').val()=='cm') && ($('#unit11').val()=='mm2'))
            {
                document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)) * 100)).toFixed(2);
            }   
            else if(($('#unit1').val()=='m') && ($('#unit11').val()=='mm2'))
            {
                document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)) * 1000000)).toFixed(2);
            }
            var piston_area = document.getElementById("piston_area").value;
            return piston_area;
}

function rodAreaCalculate(piston_area,rod_dia)
{               
                if(($('#unit2').val()=='mm') && ($('#unit11').val()=='cm2'))
                {
                    document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2)) / 100))).toFixed(2);
                } 
                else if(($('#unit2').val()=='cm') && ($('#unit11').val()=='cm2'))
                {
                    document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2))))).toFixed(2);
                }
                else if(($('#unit2').val()=='m') && ($('#unit11').val()=='cm2'))
                {
                    document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2))) * 10000)).toFixed(2);
                }

                /**For preselected unit**/
                else if(($('#unit2').val()=='mm') && ($('#unit11').val()=='m2'))
                {
                    document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2))) / 1000000)).toFixed(2);
                }
                else if(($('#unit2').val()=='cm') && ($('#unit11').val()=='m2'))
                {
                    document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2))) / 10000)).toFixed(2);
                }
                else if(($('#unit2').val()=='m') && ($('#unit11').val()=='m2'))
                {
                    document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2))))).toFixed(2);
                }
                else if(($('#unit2').val()=='mm') && ($('#unit11').val()=='mm2'))
                {
                    document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2))))).toFixed(2);
                }
                else if(($('#unit2').val()=='cm') && ($('#unit11').val()=='mm2'))
                {
                    document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2))) * 100)).toFixed(2);
                }
                else if(($('#unit2').val()=='m') && ($('#unit11').val()=='mm2'))
                {
                    document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2))) * 1000000)).toFixed(2);
                }
                var rodArea = document.getElementById("rod_area").value;
                if(rodArea < 0)
                {
                    rodArea = 0;
                }
                
                return rodArea;
                
}

function ratioCal(piston_area,rod_area)
{
    document.getElementById("ratio").value = (piston_area / rod_area).toFixed(2);
    var ratio = document.getElementById("ratio").value;
    return ratio;
}

function forcePistonCal(preassure,piston_area)
{
    if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='cm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) / 100).toFixed(2);
        
    }
    else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='m2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 100).toFixed(2);
        
    }
    else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) / 10000).toFixed(2);
        
    }
      /**/
    else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='cm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) / 10000000).toFixed(2);
        
    }
    else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='m2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) / 1000).toFixed(2);
        
    }
    else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) / 1000000000).toFixed(2);
        
    }
      /**/
    else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='cm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) / 10).toFixed(2);
        
    }
    else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='m2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 1000).toFixed(2);
        
    }
    else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) / 1000).toFixed(2);
        
    }
    /**For preselected unit**/
    else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='N') && ($('#unit11').val()=='cm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area * 10)).toFixed(2);
        
    }
    else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='N') && ($('#unit11').val()=='m2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 100000).toFixed(2);
        
    }
    else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='N') && ($('#unit11').val()=='mm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) / 10).toFixed(2);
        
    }
      /**/
    else if(($('#unit4').val()=='P') && ($('#unit13').val()=='N') && ($('#unit11').val()=='cm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) / 10000).toFixed(2);
        
    }
    else if(($('#unit4').val()=='P') && ($('#unit13').val()=='N') && ($('#unit11').val()=='m2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area)).toFixed(2);
        
    }
    else if(($('#unit4').val()=='P') && ($('#unit13').val()=='N') && ($('#unit11').val()=='mm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) / 1000000).toFixed(2);
        
    }
      /**/
    else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='N') && ($('#unit11').val()=='cm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 100).toFixed(2);
        
    }
    else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='N') && ($('#unit11').val()=='m2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 1000000).toFixed(2);
        
    }
    else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='N') && ($('#unit11').val()=='mm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area)).toFixed(2);
        
    }
    /**/
    else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='cm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 1000000).toFixed(2);
        
    }
    else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='m2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 10000000000).toFixed(2);
        
    }
    else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='mm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 10000).toFixed(2);
        
    }
    /**/
    else if(($('#unit4').val()=='P') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='cm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area * 10)).toFixed(2);
        
    }
    else if(($('#unit4').val()=='P') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='m2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 100000).toFixed(2);
        
    }
    else if(($('#unit4').val()=='P') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='mm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) / 10).toFixed(2);
        
    }
    /**/
    else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='cm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 10000000).toFixed(2);
        
    }
    else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='m2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 100000000000).toFixed(2);
        
    }
    else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='mm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 100000).toFixed(2);
        
    }   
    /**/
    else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='cm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area * 10) * 0.101971621).toFixed(2);
        
    }
    else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='m2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area * 10) * (0.101971621 * 10000)).toFixed(2);
        
    }
    else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='mm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area * 10) * (0.101971621 / 100)).toFixed(2);
        
    }
    /**/
    else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='cm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area * 10) * (0.101971621 / 100000)).toFixed(2);
        
    }
    else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='m2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area * 10) * ((0.101971621 / 100000) * 10000)).toFixed(2);
        
    }
    else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='mm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area * 10) * ((0.101971621 / 100000) / 100)).toFixed(2);
        
    }
    /**/
    else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='cm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area * 10) * (0.101971621 * 10)).toFixed(2);
        
    }
    else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='m2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area * 10) * ((0.101971621 * 10) * 10000)).toFixed(2);
        
    }
    else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='mm2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area * 10) * ((0.101971621 * 10) / 100)).toFixed(2);
        
    }
        if(document.getElementById("preassure").disabled == false)
        {
            document.getElementById("piston_force").setAttribute("disabled",true);
        }    
        var ForcePiston = document.getElementById("piston_force").value-0;
}

function rodForceCal(preassure,rod_area)
{
    if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='cm2')) 
      { 
        document.getElementById("rod_force").value = ((preassure * rod_area) / 100).toFixed(2);
        
      } 
      else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='m2')) 
      { 
        document.getElementById("rod_force").value = ((preassure * rod_area) * 100).toFixed(2);
        
      } 
      else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2')) 
      { 
        document.getElementById("rod_force").value = ((preassure * rod_area) / 10000).toFixed(2);
        
      } 
      /**/

      else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='cm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) / 10000000).toFixed(2);
        
      }
      else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='m2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) / 1000).toFixed(2);
        
      }
       else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) / 1000000000).toFixed(2);
        
      }
      /**/

      else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='cm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) / 10).toFixed(2);
        
      }
      else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='m2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 1000).toFixed(2);
        
      }
      else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) / 1000).toFixed(2);
        
      }


      /**For preselected unit**/
       else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='N') && ($('#unit11').val()=='cm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 10).toFixed(2);
        
      }
       else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='N') && ($('#unit11').val()=='m2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 100000).toFixed(2);
        
      }
       else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='N') && ($('#unit11').val()=='mm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) / 10).toFixed(2);
        
      }
      /**/

       else if(($('#unit4').val()=='P') && ($('#unit13').val()=='N') && ($('#unit11').val()=='cm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) / 10000).toFixed(2);
        
      }
       else if(($('#unit4').val()=='P') && ($('#unit13').val()=='N') && ($('#unit11').val()=='m2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area)).toFixed(2);
        
      }
       else if(($('#unit4').val()=='P') && ($('#unit13').val()=='N') && ($('#unit11').val()=='mm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) / 1000000).toFixed(2);
        
      }
      /**/

       else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='N') && ($('#unit11').val()=='cm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 100).toFixed(2);
        
      }
       else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='N') && ($('#unit11').val()=='m2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 1000000).toFixed(2);
        
      }
       else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='N') && ($('#unit11').val()=='mm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area)).toFixed(2);
        
      }

      /**/
       else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='cm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 1000000).toFixed(2);
        
      }
       else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='m2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 10000000000).toFixed(2);
        
      }
       else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='mm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 10000).toFixed(2);
        
      }
      /**/

       else if(($('#unit4').val()=='P') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='cm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 10).toFixed(2);
        
      }
       else if(($('#unit4').val()=='P') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='m2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 100000).toFixed(2);
        
      }
       else if(($('#unit4').val()=='P') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='mm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) / 10).toFixed(2);
        
      }
      /**/
       else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='cm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 10000000).toFixed(2);
        
      }
       else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='m2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 100000000000).toFixed(2);
        
      }
       else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='mm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 100000).toFixed(2);
        
      }
  

      /**/
       else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='cm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area * 10) * 0.101971621).toFixed(2);
        
      }
        else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='m2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * (0.101971621 * 100000)).toFixed(2);
        
      }
        else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='mm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area * 10) * (0.101971621 / 100)).toFixed(2);
        
      }
      /**/

       else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='cm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * (0.101971621 / 100000)).toFixed(2);
        
      }
       else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='m2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area * 10) * ((0.101971621 / 100000) * 10000)).toFixed(2);
        
      }
       else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='mm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area * 10) * ((0.101971621 / 100000) / 100)).toFixed(2);
        
      }
      /**/

       else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kgf')&& ($('#unit11').val()=='cm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area * 10) * (0.101971621 * 10)).toFixed(2);
        
      }
       else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kgf')&& ($('#unit11').val()=='m2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area * 10) * ((0.101971621 * 10) * 10000)).toFixed(2);
        
      }
       else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kgf')&& ($('#unit11').val()=='mm2'))
      {
        document.getElementById("rod_force").value = ((preassure * rod_area * 10) * ((0.101971621 * 10) / 100)).toFixed(2);
        
      }
      if(document.getElementById("preassure").disabled == false)
      {
        document.getElementById("rod_force").setAttribute("disabled",true);
      }
      
}

function volumePistonCal(piston_dia,stroke)
{
        if(($('#unit1').val()=='mm') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='l'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 1000000).toFixed(2);
       } 
       else if(($('#unit1').val()=='mm') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='l'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 100000).toFixed(2);
       } 
       else if(($('#unit1').val()=='mm') && ($('#unit3').val()=='m') && ($('#unit12').val()=='l'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 1000).toFixed(2);
       } 
       else if(($('#unit1').val()=='cm') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='l'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 10000).toFixed(2);
       } 
       else if(($('#unit1').val()=='cm') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='l'))
       {
          document.getElementById("piston_volume").value=(((Math.PI*(piston_dia/2)*(piston_dia/2)*stroke))/1000);
       } 
       else if(($('#unit1').val()=='cm') && ($('#unit3').val()=='m') && ($('#unit12').val()=='l'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 10).toFixed(2);
       } 
       else if(($('#unit1').val()=='m') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='l'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke))).toFixed(2);
       }
       else if(($('#unit1').val()=='m') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='l'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * 10).toFixed(2);
       }
       else if(($('#unit1').val()=='m') && ($('#unit3').val()=='m') && ($('#unit12').val()=='l'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * 1000).toFixed(2);
       }

      /**For preselected output**/
      else if(($('#unit1').val()=='mm') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='cm3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * 0.001).toFixed(2);
       }
       else if(($('#unit1').val()=='mm') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='cm3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 100).toFixed(2);
       }
       else if(($('#unit1').val()=='mm') && ($('#unit3').val()=='m') && ($('#unit12').val()=='cm3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke))).toFixed(2);
       }
       else if(($('#unit1').val()=='cm') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='cm3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 10).toFixed(2);
       }
       else if(($('#unit1').val()=='cm') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='cm3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke))).toFixed(2);
       }
       else if(($('#unit1').val()=='cm') && ($('#unit3').val()=='m') && ($('#unit12').val()=='cm3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * 100).toFixed(2);
       }
       else if(($('#unit1').val()=='m') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='cm3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * 1000).toFixed(2);
       }
       else if(($('#unit1').val()=='m') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='cm3'))
       {
          document.getElementById("piston_volume").value=(((Math.PI*(piston_dia/2)*(piston_dia/2)*stroke))*10000).toFixed(2);
       }
       else if(($('#unit1').val()=='m') && ($('#unit3').val()=='m') && ($('#unit12').val()=='cm3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * 1000000).toFixed(2);
       }
       /**/
       else if(($('#unit1').val()=='mm') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='m3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 1000000000).toFixed(2);
       }
       else if(($('#unit1').val()=='mm') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='m3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 100000000).toFixed(2);
       }
       else if(($('#unit1').val()=='mm') && ($('#unit3').val()=='m') && ($('#unit12').val()=='m3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 1000000).toFixed(2);
        }
       /**/
       else if(($('#unit1').val()=='cm') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='m3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 10000000).toFixed(2);
        }
       else if(($('#unit1').val()=='cm') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='m3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 1000000).toFixed(2);
        }
       else if(($('#unit1').val()=='cm') && ($('#unit3').val()=='m') && ($('#unit12').val()=='m3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 10000).toFixed(2);
        }
       /**/
       else if(($('#unit1').val()=='m') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='m3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 1000).toFixed(2);
        }
       else if(($('#unit1').val()=='m') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='m3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 100).toFixed(2);
        }
       else if(($('#unit1').val()=='m') && ($('#unit3').val()=='m') && ($('#unit12').val()=='m3'))
       {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke))).toFixed(2);
       }
       var pistonvolume = document.getElementById("piston_volume").value;
       return pistonvolume;
}

function volumeRodCal(piston_volume,rod_dia,stroke)
{
        if(($('#unit2').val()=='mm') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='l'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 1000000).toFixed(2);
       } 
       else if(($('#unit2').val()=='mm') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='l'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 100000).toFixed(2);
       } 
       else if(($('#unit2').val()=='mm') && ($('#unit3').val()=='m') && ($('#unit12').val()=='l'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 1000).toFixed(2);
       } 
       else if(($('#unit2').val()=='cm') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='l'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 10000).toFixed(2);
       } 
       else if(($('#unit2').val()=='cm') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='l'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 1000).toFixed(2);
       } 
       else if(($('#unit2').val()=='cm') && ($('#unit3').val()=='m') && ($('#unit12').val()=='l'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 10).toFixed(2);
       } 
       else if(($('#unit2').val()=='m') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='l'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke))).toFixed(2);
       } 
       else if(($('#unit2').val()=='m') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='l'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * 10).toFixed(2);
       } 
       else if(($('#unit2').val()=='m') && ($('#unit3').val()=='m') && ($('#unit12').val()=='l'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * 1000).toFixed(2);
       }

       /**For preselected output**/
        else if(($('#unit2').val()=='mm') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='cm3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * 0.001).toFixed(2);
       }
       else if(($('#unit2').val()=='mm') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='cm3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 100).toFixed(2);
       }
       else if(($('#unit2').val()=='mm') && ($('#unit3').val()=='m') && ($('#unit12').val()=='cm3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke))).toFixed(2);
       }
       /**/
       else if(($('#unit2').val()=='cm') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='cm3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 10).toFixed(2);
       }
       else if(($('#unit2').val()=='cm') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='cm3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke))).toFixed(2);
       }
       else if(($('#unit2').val()=='cm') && ($('#unit3').val()=='m') && ($('#unit12').val()=='cm3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * 100).toFixed(2);
       }
       /**/
       else if(($('#unit2').val()=='m') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='cm3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * 1000).toFixed(2);
        }
       else if(($('#unit2').val()=='m') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='cm3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * 10000).toFixed(2);
        }
       else if(($('#unit2').val()=='m') && ($('#unit3').val()=='m') && ($('#unit12').val()=='cm3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * 1000000).toFixed(2);
        }
       /**/
       else if(($('#unit2').val()=='mm') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='m3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 1000000000).toFixed(2);
        }
       else if(($('#unit2').val()=='mm') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='m3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 100000000).toFixed(2);
        }
       else if(($('#unit2').val()=='mm') && ($('#unit3').val()=='m') && ($('#unit12').val()=='m3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 1000000).toFixed(2);
        }
       /**/
       else if(($('#unit2').val()=='cm') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='m3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 10000000).toFixed(2);
        }
       else if(($('#unit2').val()=='cm') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='m3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 1000000).toFixed(2);
        }
       else if(($('#unit2').val()=='cm') && ($('#unit3').val()=='m') && ($('#unit12').val()=='m3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 10000).toFixed(2);
        }
       /**/
       else if(($('#unit2').val()=='m') && ($('#unit3').val()=='mm') && ($('#unit12').val()=='m3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 1000).toFixed(2);
        }
        else if(($('#unit2').val()=='m') && ($('#unit3').val()=='cm') && ($('#unit12').val()=='m3'))
       { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 100).toFixed(2);
        }
        else if(($('#unit2').val()=='m') && ($('#unit3').val()=='m') && ($('#unit12').val()=='m3'))
        { 
            document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke))).toFixed(2);
        }

        var rodVolume = document.getElementById("rod_volume").value;
        return rodVolume;
}

function pistonTimeCal(piston_volume,oilflow)
{
    if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='l'))
    {
        document.getElementById("piston_time").value = (((piston_volume) / oilflow) * 60).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     } 
    
    else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60 * 0.001)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     } 
    else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60 * 1000)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     } 


    /**/
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='l'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * 0.06).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     } 
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60 / 1000000)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     } 
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * 60).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     } 
    
    /**/
     else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='l'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * 60000).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     }
    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * 60).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     }

   else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60 * 1000000)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     }


    /**/

    /**For preselected unit**/
     else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='min') && ($('#unit12').val()=='l'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     }
     else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='min') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * 0.001).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     }
     else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='min') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * 1000).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     }

    /**/
     else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='l'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * 0.001).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
    }
     else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) / 1000000).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
    }
     else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
    }

    /**/
     else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='l'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * 1000).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     }
     else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     }
     else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * 1000000).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     }


    /**/
     else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='l'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * 60000).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     } 
     else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000 * 0.001)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     } 
     else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000 * 1000)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     } 
    
    /**/
     else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='l'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000 * 0.001)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000 / 1000000)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     }
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
     }


    /**/
    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='l'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000 * 1000)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000 * 1000000)).toFixed(2);
       document.getElementById("piston_time").setAttribute("disabled",true);
    }
     var pistonTime = document.getElementById("piston_time").value;
     return pistonTime;   
}

function rodTimeCal(rod_volume,oilflow)
{
        if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='l'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    } 
    else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='cm3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60 * 0.001)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    } 
    else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='m3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60 * 1000)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    } 


    /**/
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='l'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.06).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    } 
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='cm3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60 / 1000000)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    } 
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='m3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    } 



    /**/
    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='l'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='cm3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='m3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60 * 1000000)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }


    /**/

    /**For preselected unit**/
    else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='min') && ($('#unit12').val()=='l'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='min') && ($('#unit12').val()=='cm3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='min') && ($('#unit12').val()=='m3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }

    /**/
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='l'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='cm3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000000).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='m3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }

    /**/
    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='l'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='cm3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='m3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000000).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }

    /**/
    else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='l'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='cm3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000 * 0.001)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }

   else if(($('#unit5').val()=='lpm') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='m3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000 * 1000)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }



    /**/
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='l'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000 * 0.001)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='cm3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000 / 1000000)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='m3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='m3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }

    /**/
    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='l'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000 * 1000)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='cm3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }

    else if(($('#unit5').val()=='cm3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='m3'))
    { 
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000 * 1000000)).toFixed(2);
       document.getElementById("rod_time").setAttribute("disabled",true);
    }
    var rodTime = document.getElementById("rod_time").value;
    return rodTime;
}

function pistonVelocityCal(stroke,piston_time)
{
    if(($('#unit3').val()=='mm') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 1000).toFixed(2);
       
    } 
    else if(($('#unit3').val()=='cm') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 100).toFixed(2);
       
    } 
    else if(($('#unit3').val()=='m') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time))).toFixed(2);
       
    }
    /**/
    else if(($('#unit3').val()=='mm') && ($('#unit14').val()=='min') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 60000).toFixed(2);
       
    } 
    else if(($('#unit3').val()=='cm') && ($('#unit14').val()=='min') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 6000).toFixed(2);
       
    } 
    else if(($('#unit3').val()=='m') && ($('#unit14').val()=='min') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 60).toFixed(2);
       
    }
    /**/
    else if(($('#unit3').val()=='mm') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time))).toFixed(2);
       
    } 
    else if(($('#unit3').val()=='cm') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) * 10).toFixed(2);
       
    } 
    else if(($('#unit3').val()=='m') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) * 1000).toFixed(2);
       
    }

    /**For preselected unit**/
    else if(($('#unit3').val()=='mm') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 10).toFixed(2);
       
    }
     else if(($('#unit3').val()=='cm') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time))).toFixed(2);
       
    }
     else if(($('#unit3').val()=='m') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) * 100).toFixed(2);
       
    }
    /**/
    else if(($('#unit3').val()=='mm') && ($('#unit14').val()=='min') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 600).toFixed(2);
       
    }
    else if(($('#unit3').val()=='cm') && ($('#unit14').val()=='min') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 60).toFixed(2);
       
    }
    else if(($('#unit3').val()=='m') && ($('#unit14').val()=='min') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) * (100 / 60)).toFixed(2);
       
    }
    /**/
    else if(($('#unit3').val()=='mm') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) * 100).toFixed(2);
       
    }
    else if(($('#unit3').val()=='cm') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) * 1000).toFixed(2);
       
    }
    else if(($('#unit3').val()=='m') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) * 100000).toFixed(2);
       
    }   
    document.getElementById("piston_velocity").disabled = true;
    var pistonVelocity =  document.getElementById("piston_velocity").value;
    return pistonVelocity; 
}

function rodVelocityCal(stroke,rod_time)
{
    if(($('#unit3').val()=='mm') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 1000).toFixed(2);
       
     } 
    else if(($('#unit3').val()=='cm') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 100).toFixed(2);
       
    } 
    else if(($('#unit3').val()=='m') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time))).toFixed(2);
       
    }
    /**/
    else if(($('#unit3').val()=='mm') && ($('#unit14').val()=='min') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 60000).toFixed(2);
       
    }
    else if(($('#unit3').val()=='cm') && ($('#unit14').val()=='min') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 6000).toFixed(2);
       
    }
    else if(($('#unit3').val()=='m') && ($('#unit14').val()=='min') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 60).toFixed(2);
       
    }
    /**/
    else if(($('#unit3').val()=='mm') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time))).toFixed(2);
       
    }
    else if(($('#unit3').val()=='cm') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) * 10).toFixed(2);
       
    }
    else if(($('#unit3').val()=='m') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='m/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) * 1000).toFixed(2);
       
    }

    /**For preselected unit**/
    else if(($('#unit3').val()=='mm') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 10).toFixed(2);
       
    }
    else if(($('#unit3').val()=='cm') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time))).toFixed(2);
       
    }
    else if(($('#unit3').val()=='m') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) * 100).toFixed(2);
       
    }
    /**/
    else if(($('#unit3').val()=='mm') && ($('#unit14').val()=='min') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 600).toFixed(2);
       
    }
    else if(($('#unit3').val()=='cm') && ($('#unit14').val()=='min') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 60).toFixed(2);
       
    }
    else if(($('#unit3').val()=='m') && ($('#unit14').val()=='min') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) * (100 / 60)).toFixed(2);
       
    }
    /**/
    else if(($('#unit3').val()=='mm') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) * 100).toFixed(2);
       
    }
    else if(($('#unit3').val()=='cm') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) * 1000).toFixed(2);
       
    }
    else if(($('#unit3').val()=='m') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='cm/s'))
    { 
        document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) * 100000).toFixed(2);
       
    }
    document.getElementById("rod_velocity").setAttribute("disabled",true);
}

function pistonOutflowCal(oilflow,ratio)
{
    if(($('#unit5').val()=='lpm') && ($('#unit16').val()=='lpm')) 
    {
        document.getElementById("piston_outflow").value = ((oilflow) / (ratio)).toFixed(2);
        document.getElementById("rod_outflow").value = ((oilflow) * (ratio)).toFixed(2);
    } 
    else if(($('#unit5').val()=='m3/min') && ($('#unit16').val()=='lpm')) 
    {
        document.getElementById("piston_outflow").value = (((oilflow) / (ratio)) * 1000).toFixed(2);
        document.getElementById("rod_outflow").value = (((oilflow) * (ratio)) * 1000).toFixed(2);
    } 
    else if(($('#unit5').val()=='cm3/min') && ($('#unit16').val()=='lpm')) 
    {
        document.getElementById("piston_outflow").value = (((oilflow) / (ratio)) * 0.001).toFixed(2);
        document.getElementById("rod_outflow").value = (((oilflow) * (ratio)) * 0.001).toFixed(2);
    }

    /**For preselected unit**/
    else if(($('#unit5').val()=='lpm') && ($('#unit16').val()=='m3/min')) 
    {
        document.getElementById("piston_outflow").value = (((oilflow) / (ratio)) * 0.001).toFixed(2);
        document.getElementById("rod_outflow").value = (((oilflow) * (ratio)) * 0.001).toFixed(2);
    } 
    else if(($('#unit5').val()=='m3/min') && ($('#unit16').val()=='m3/min')) 
    {
        document.getElementById("piston_outflow").value = (((oilflow) / (ratio))).toFixed(2);
        document.getElementById("rod_outflow").value = (((oilflow) * (ratio))).toFixed(2);
    }
    else if(($('#unit5').val()=='cm3/min') && ($('#unit16').val()=='m3/min')) 
    {
        document.getElementById("piston_outflow").value = (((oilflow) / (ratio)) / 1000000).toFixed(2);
        document.getElementById("rod_outflow").value = (((oilflow) * (ratio)) / 1000000).toFixed(2);
    }  
    /**/
    else if(($('#unit5').val()=='lpm') && ($('#unit16').val()=='cm3/min')) 
    {
        document.getElementById("piston_outflow").value = (((oilflow) / (ratio)) * 1000).toFixed(2);
        document.getElementById("rod_outflow").value = (((oilflow) * (ratio)) * 1000).toFixed(2);
    } 
    else if(($('#unit5').val()=='m3/min') && ($('#unit16').val()=='cm3/min')) 
    {
        document.getElementById("piston_outflow").value = (((oilflow) / (ratio)) * 1000000).toFixed(2);
        document.getElementById("rod_outflow").value = (((oilflow) * (ratio)) * 1000000).toFixed(2);
    } 
    else if(($('#unit5').val()=='cm3/min') && ($('#unit16').val()=='cm3/min')) 
    {
        document.getElementById("piston_outflow").value = (((oilflow) / (ratio))).toFixed(2);
        document.getElementById("rod_outflow").value = (((oilflow) * (ratio))).toFixed(2);
    } 

    var pistonOutflow = document.getElementById("piston_outflow").value;

    return pistonOutflow;
}

function pressureCal(piston_force,piston_area,rod_area)
{
     if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='cm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * 100).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) / 100).toFixed(2);
        
     }
 }
 else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='m2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (100 / 10000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 100).toFixed(2);
        
     }
 }
 else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (1000 * 10)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) / 10000).toFixed(2);
        
     }
 }

 /**/

 else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='N') && ($('#unit11').val()=='cm2'))
 {
         document.getElementById("preassure").value = (((piston_force / piston_area)) / 10).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 10).toFixed(2);
        
     }
 }

 else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='N') && ($('#unit11').val()=='m2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) / 100000).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 100000).toFixed(2);
        
     }
 }
  else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='N') && ($('#unit11').val()=='mm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * 10).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) / 10).toFixed(2);
        
     }
 }

  /**/

 else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='cm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) / 1000000).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 1000000).toFixed(2);
        
     }
 }
 else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='m2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) / 10000000000).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 10000000000).toFixed(2);
        
     }
 }
  else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='mm2'))
  {
         document.getElementById("preassure").value = ((piston_force / piston_area) / (10000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 10000).toFixed(2);
        
     }
  }

  /**/
  else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='cm2'))
  {
         document.getElementById("preassure").value = (((piston_force / piston_area) * 9.80665) / 10).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 0.101971621 * 10).toFixed(2);
        
     }
   }

 else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='m2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (9.80665 / 100000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * (0.101971621 * 100000)).toFixed(2);
        
     }
  }
    
 else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='mm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (9.80665 * 10)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * (0.101971621 / 10)).toFixed(2);
        
     }
  }

  /**/

 else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='cm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (1000 * 10000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) / 10000000).toFixed(2);
        
     }
}
 else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='m2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * ((1000 * 100000) / 100000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) / 1000).toFixed(2);
        
     }
}
 else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (1000 * 100000 * 10)).toFixed(2);
    

     var rod_area=document.getElementById("rod_area").value-0;
     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) / 1000000000).toFixed(2);
        
     }
}


  /**/
 else if(($('#unit4').val()=='P') && ($('#unit13').val()=='N') && ($('#unit11').val()=='cm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (10000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) / 10000).toFixed(2);
        
     }
}

 else if(($('#unit4').val()=='P') && ($('#unit13').val()=='N') && ($('#unit11').val()=='m2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (100000 / 100000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area)).toFixed(2);
        
     }
}
 else if(($('#unit4').val()=='P') && ($('#unit13').val()=='N') && ($('#unit11').val()=='mm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (100000 * 10)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) / 1000000).toFixed(2);
        
     }
}

  /**/
 else if(($('#unit4').val()=='P') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='cm2'))
 {
         document.getElementById("preassure").value = (((piston_force / piston_area)) / 10).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 10).toFixed(2);
        
     }
}

 else if(($('#unit4').val()=='P') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='m2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) / (100000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 100000).toFixed(2);
        
     }
}
 else if(($('#unit4').val()=='P') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='mm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (10)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) / 10).toFixed(2);
        
     }
  }


  /**/
 else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='cm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (9.80665 * 10000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * (0.101971621 / 10000)).toFixed(2);
        
     }
  }

 else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='m2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * ((9.80665 * 100000) / 100000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * ((0.101971621 / 100000) * 100000)).toFixed(2);
        
     }
  }

 else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='mm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (9.80665 * 100000 * 10)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * ((0.101971621 / 100000) / 10)).toFixed(2);
        
     }
  }


  /**/

 else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='cm2'))
 {
         document.getElementById("preassure").value = (((piston_force / piston_area) * (1000 * 0.1)) / 10).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) / 10).toFixed(2);
        
     }
  }

 else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='m2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * ((1000 * 0.1) / 100000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 1000).toFixed(2);
        
     }
  }

 else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (1000 * 0.1 * 10)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) / 1000).toFixed(2);
        
     }
  }



  /**/
 else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='N') && ($('#unit11').val()=='cm2'))
 {
         document.getElementById("preassure").value = (((piston_force / piston_area) * (0.1)) / 10).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 100).toFixed(2);
        
     }
  }

 else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='N') && ($('#unit11').val()=='m2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) / (1000000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 1000000).toFixed(2);
        
     }
  }

 else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='N') && ($('#unit11').val()=='mm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (0.1 * 10)).toFixed(2);
    

     var rod_area=document.getElementById("rod_area").value-0;
     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area)).toFixed(2);
        
     }
 }

  /**/

 else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='cm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (0.1 / 1000000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 10000000).toFixed(2);
        
     }
  }

 else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='m2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) / 100000000000).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 100000000000).toFixed(2);
        
     }
  }

 else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='mm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) / (100000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * 100000).toFixed(2);
        
     }
  }


  /**/

 else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='cm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * (9.80665 / 100)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * (0.101971621 * 100)).toFixed(2);
        
     }
  }

 else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='m2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * ((9.80665 / 10)) / 100000).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * ((0.101971621 * 10) * 100000)).toFixed(2);
        
     }
  }

 else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='mm2'))
 {
         document.getElementById("preassure").value = ((piston_force / piston_area) * ((9.80665 / 10) * 10)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(rod_area>0 && document.getElementById("preassure").disabled == false)
     {
         document.getElementById("rod_force").value = ((preassure * rod_area) * ((0.101971621 * 10) / 10)).toFixed(2);
        
     }
  }
  document.getElementById("preassure").disabled=true;
  if(document.getElementById("preassure").disabled == false)
  {
    document.getElementById("rod_force").disabled=true; 
  }
  
}

function pressureByRodForce(rod_force,rod_area,piston_area)
{
    if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='cm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * 100).toFixed(2);
 
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) / 100).toFixed(2);
        
     }
} 

else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='m2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (100 / 10000)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 100).toFixed(2);
        
     }
} 

else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (1000 * 10)).toFixed(2);
    

     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) / 10000).toFixed(2);
        
     }
} 

else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (1000 * 10)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) / 10000).toFixed(2);
        
     }
}
/**/

else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='N') && ($('#unit11').val()=='cm2'))
{
        document.getElementById("preassure").value = (((rod_force / rod_area)) / 10).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = (((preassure * piston_area)) * 10).toFixed(2);
        
     }
}


else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='N') && ($('#unit11').val()=='m2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) / 100000).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 100000).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='N') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * 10).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) / 10).toFixed(2);
        
     }
}

/**/
else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='cm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) / 1000000).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 1000000).toFixed(2);
        
     }
}


else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='m2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) / 10000000000).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 10000000000).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) / 10000).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 10000).toFixed(2);
        
     }
}

/**/

else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='cm2'))
{
        document.getElementById("preassure").value = (((rod_force / rod_area) * 9.80665) / 10).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 0.101971621 * 10).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='m2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (9.80665 / 100000)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * (0.101971621 * 100000)).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='bar') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (9.80665 * 10)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * (0.101971621 / 10)).toFixed(2);
        
     }
}

/**/

else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='cm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (1000 * 10000)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) / 10000000).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='m2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * ((1000 * 100000) / 100000)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) / 1000).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (1000 * 100000 * 10)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) / 1000000000).toFixed(2);
        
     }
}
/**/
else if(($('#unit4').val()=='P') && ($('#unit13').val()=='N') && ($('#unit11').val()=='cm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * 10000).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) / 10000).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='P') && ($('#unit13').val()=='N') && ($('#unit11').val()=='m2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (100000 / 100000)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area)).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='P') && ($('#unit13').val()=='N') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (100000 * 10)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) / 1000000).toFixed(2);
        
     }
}

/**/

else if(($('#unit4').val()=='P') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='cm2'))
{
        document.getElementById("preassure").value = (((rod_force / rod_area)) / 10).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = (((preassure * piston_area)) * 10).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='P') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='m2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) / 100000).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 100000).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='P') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * 10).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) / 10).toFixed(2);
        
     }
}

/**/
else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='cm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (9.80665 * 10000)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * (0.101971621 / 10000)).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='m2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * ((9.80665 * 100000) / 100000)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * ((0.101971621 / 100000) * 100000)).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='P') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (9.80665 * 100000 * 10)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * ((0.101971621 / 100000) / 10)).toFixed(2);
        
     }
}
/**/

else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='cm2'))
{
        document.getElementById("preassure").value = (((rod_force / rod_area) * (1000 * 0.1)) / 10).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) / 10).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='m2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * ((1000 * 0.1) / 100000)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 1000).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kN') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (1000 * 0.1 * 10)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) / 1000).toFixed(2);
        
     }
}

/**/
else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='N') && ($('#unit11').val()=='cm2'))
{
        document.getElementById("preassure").value = (((rod_force / rod_area) * 0.1) / 10).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 100).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='N') && ($('#unit11').val()=='m2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) / 1000000).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 1000000).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='N') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (0.1 * 10)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area)).toFixed(2);
        
     }
}

/**/

else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='cm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (0.1 / 1000000)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 10000000).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='m2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) / 100000000000).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 100000000000).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='dyn') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) / 100000).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * 100000).toFixed(2);
        
     }
}
/**/
else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='cm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * (9.80665 / 100)).toFixed(2);
    

     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * (0.101971621 * 100)).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='m2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * ((9.80665 / 10)) / 100000).toFixed(2);
    
     
     var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * ((0.101971621 * 10) * 100000)).toFixed(2);
        
     }
}

else if(($('#unit4').val()=='MPa') && ($('#unit13').val()=='kgf') && ($('#unit11').val()=='mm2'))
{
        document.getElementById("preassure").value = ((rod_force / rod_area) * ((9.80665 / 10) * 10)).toFixed(2);
    

    var preassure=document.getElementById("preassure").value-0;
     if(piston_area>0)
     {
         document.getElementById("piston_force").value = ((preassure * piston_area) * ((0.101971621 * 10) / 10)).toFixed(2);
        
     }
}
    document.getElementById("preassure").disabled = true;
    document.getElementById("piston_force").disabled = true;
}

function oilFlowOutFlowCal(piston_volume,piston_time)
{
    /**oilflow piston & rod outflow calculation**/
   if(($('#unit14').val()=='sec') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='l'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * 60).toFixed(2);
   }
   else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60 * 0.001)).toFixed(2);
    }
   else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * 60000).toFixed(2);
    }
   /**/
    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='l'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * 60000).toFixed(2);
    }
   else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * 60).toFixed(2);
     }
   else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60 * 1000000)).toFixed(2);
    }
   /**/
    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='l'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60 * 0.001)).toFixed(2);
    }
    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60 / 1000000)).toFixed(2);
    }
    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60)).toFixed(2);
    }

   /**/
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='l'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time))).toFixed(2);
    }
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * 0.001).toFixed(2);
    }
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * 1000).toFixed(2);
    }



   /**/
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='l'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * 1000).toFixed(2);
    }
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time))).toFixed(2);
    }
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * 1000000).toFixed(2);
    }


   /**/
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='l'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * 0.001).toFixed(2);
    }
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) / 1000000).toFixed(2);
    }
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time))).toFixed(2);
    }

   /**/
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='l'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * 60000).toFixed(2);
}
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60000 * 0.001)).toFixed(2);
    }
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60000 * 1000)).toFixed(2);
    }


   /**/
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='l'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60000 * 1000)).toFixed(2);
    }
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60000)).toFixed(2);
    }
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60000 * 1000000)).toFixed(2);
    }

   /**/  
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='l'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60000 * 0.001)).toFixed(2);
    }
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60000 / 1000000)).toFixed(2);
    }
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60000)).toFixed(2);
    }
    var oilflow=document.getElementById("oilflow").value-0; 
    //document.getElementById("piston_outflow").value=(oilflow/(document.getElementById("ratio").value));
    //document.getElementById("rod_outflow").value=((oilflow)*(document.getElementById("ratio").value));
    
    document.getElementById("oilflow").disabled = true;
    //document.getElementById("piston_outflow").disabled = true;
    //document.getElementById("rod_outflow").disabled = true;
    
    return oilflow;
      
}

function outFlowCal(oilflow)
{
    document.getElementById("piston_outflow").value = (oilflow / (document.getElementById("ratio").value)).toFixed(2);
    document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
}

function rodTimeCalBackword(rod_volume,oilflow)
{
    /*rod Time calculation**/
   if(($('#unit14').val()=='sec') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='l'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
   }
   else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60 * 0.001)).toFixed(2);
    }
   else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60 * 1000)).toFixed(2);
    }
   /**/
   else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='l'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
          
    }
   else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
    }
   else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60 * 1000000)).toFixed(2);
          
    }
   /**/
    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='l'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60 * 0.001)).toFixed(2);
          
    }
    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60 / 1000000)).toFixed(2);
          
    }
    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
          
    }

   /**/
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='l'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
    }
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001).toFixed(2);
    }
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000).toFixed(2);
    }

    /**/
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='l'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000).toFixed(2);
          
   }
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
    }
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000000).toFixed(2);
    }


   /**/
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='l'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001).toFixed(2);
    }
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) / 1000000).toFixed(2);
          
    }
   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
          
    }

   /**/
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='l'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
          
    }
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000 * 0.001)).toFixed(2);
          
    }
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000 * 1000)).toFixed(2);
     }


   /**/
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='l'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000 * 1000)).toFixed(2);
    }
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
    }
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000 * 1000000)).toFixed(2);
    }

   /**/  
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='l'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000 * 0.001)).toFixed(2);
    }
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='cm3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000 / 1000000)).toFixed(2);
    }
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='m3'))
   {
       document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
   } 

   document.getElementById("rod_time").disabled = true;
}

function oilFlowByRodCal(rod_volume,rod_time)
{
    if(($('#unit14').val()=='sec') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='l'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 60).toFixed(2);
    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='cm3'))
    {
         document.getElementById("oilflow").value=((rod_volume/rod_time)*(60*0.001));
    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 60000).toFixed(2);
    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='l'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 60000).toFixed(2);
    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 60).toFixed(2);
    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (60 * 1000000)).toFixed(2);
    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='l'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (60 * 0.001)).toFixed(2);
    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (60 / 1000000)).toFixed(2);
    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 60).toFixed(2);
    }

   /**/

    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='l'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time)).toFixed(2);
    }

    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 0.001).toFixed(2);
    }

    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 1000).toFixed(2);
    }

    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='l'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 1000).toFixed(2);
    }

    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time)).toFixed(2);
    }

    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 1000000).toFixed(2);
    }

    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='l'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 0.001).toFixed(2);
    }

    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) / 1000000).toFixed(2);
    }

   else if(($('#unit14').val()=='min') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='m3'))
   {
        document.getElementById("oilflow").value = ((rod_volume / rod_time)).toFixed(2);
    }

   /**/
   else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='l'))
   {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 60000).toFixed(2);
   }

    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='cm3'))
   {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (60000 * 0.001)).toFixed(2);
   }

    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='lpm') && ($('#unit12').val()=='m3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (60000 * 1000)).toFixed(2);
    }

    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='l'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (60000 * 1000)).toFixed(2);
    }

    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='cm3'))
   {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (60000)).toFixed(2);
    }

    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='cm3/min') && ($('#unit12').val()=='m3'))
   {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (60000 * 1000000)).toFixed(2);
    }


    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='l'))
   {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (60000 * 0.001)).toFixed(2);
    }

    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (60000 / 1000000)).toFixed(2);
    }

    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='m3/min') && ($('#unit12').val()=='cm3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 60000).toFixed(2);
    }

    document.getElementById("oilflow").disabled=true;
    var oilflow = document.getElementById("oilflow").value;
    return oilflow;
}

function timeNDepByVelCal(stroke,piston_velocity)
{
    if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec' && $('#unit12').val()=='l')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 1000).toFixed(2);
      document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

      //document.getElementById("oilflow").value=((piston_volume/piston_time)*60).toFixed(2);
      //document.getElementById("oilflow").disabled=true;
      
      if(document.getElementById("oilflow").disabled == true)
      {
          document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
        document.getElementById("oilflow").disabled=true;
      }
      else
      {
        if(document.getElementById("oilflow").value == "")
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
      }


      var rod_volume=document.getElementById("rod_volume").value-0;
      var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }

        if(rod_volume>0)
        {
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
           document.getElementById("rod_time").disabled=true;
        }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }
    
    else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec' && $('#unit12').val()=='cm3')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 1000).toFixed(2);
      document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

      //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*0.001).toFixed(2);
      //document.getElementById("oilflow").disabled=true;

      if(document.getElementById("oilflow").disabled == true)
      {
          document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
        document.getElementById("oilflow").disabled=true;

      }
      else
      {
        if(document.getElementById("oilflow").value == "")
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
      }


      var rod_volume=document.getElementById("rod_volume").value-0;
      var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        if(rod_volume>0)
        {
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
        }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }

     else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec' && $('#unit12').val()=='m3')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 1000).toFixed(2);
      document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

      //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*1000);
      //document.getElementById("oilflow").disabled=true;

      if(document.getElementById("oilflow").disabled == true)
      {
          document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
        document.getElementById("oilflow").disabled=true;
      }
      else
      {
        if(document.getElementById("oilflow").value == "")
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
      }

      var rod_volume=document.getElementById("rod_volume").value-0;
      var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)) * 0.001.toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)) * 0.001.toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        if(rod_volume>0)
        {
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
        }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }

 /**code ends here**/



   else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec' && $('#unit12').val()=='l')
   {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
        document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
   }

   else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec' && $('#unit12').val()=='cm3')
   {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*0.001);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
        document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
   }


   else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec' && $('#unit12').val()=='m3')
   {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*1000).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
   }

   /**code ends here**/



  else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec' && $('#unit12').val()=='l')
  {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;
    
      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
      document.getElementById("piston_outflow").value=(((oilflow)/(document.getElementById("ratio").value))*0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
  }

  else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec' && $('#unit12').val()=='cm3')
  {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
        document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;
    
      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
  }

  else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec' && $('#unit12').val()=='m3')
  {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*1000).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;
    
      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
  }

  
  /**code ends here**/
  
  else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='l')
  {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*0.001);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
   }

   else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='cm3')
  {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*(60/1000000));
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * (60 / 1000000)).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * (60 / 1000000)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }


         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60 / 1000000)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
   }

   else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='m3')
  {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*(60));
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * (60)).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * (60)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
   }

  /**code ends here**/

else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='l')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*0.001);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
        if($('#unit12').val()=='l') 
        { 
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        } 
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
 }

 else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='cm3')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*(60/1000000));
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * (60 / 1000000)).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * (60 / 1000000)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
        if($('#unit12').val()=='l') 
        { 
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60 / 1000000)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        } 
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
 }

 else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='m3')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*(60));
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * (60)).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * (60)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
        if($('#unit12').val()=='l') 
        { 
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        } 
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
 }

 /**code ends here**/

else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='l')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

      //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*0.001);
      //document.getElementById("oilflow").disabled=true;

      if(document.getElementById("oilflow").disabled == true)
        {
          document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

      var rod_volume=document.getElementById("rod_volume").value-0;
      var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
}

else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='cm3')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

      //document.getElementById("oilflow").value=((piston_volume/piston_time)*(60/1000000)).toFixed(2);
      //document.getElementById("oilflow").disabled=true;

      if(document.getElementById("oilflow").disabled == true)
        {
          document.getElementById("oilflow").value = ((piston_volume / piston_time) * (60 / 1000000)).toFixed(2);
      
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * (60 / 1000000)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

      var rod_volume=document.getElementById("rod_volume").value-0;
      var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
      document.getElementById("piston_outflow").value=(((oilflow)/(document.getElementById("ratio").value))*1000);
      document.getElementById("rod_outflow").value=(((oilflow)*(document.getElementById("ratio").value))*1000);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60 / 1000000)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
}

else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='m3')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

      //document.getElementById("oilflow").value=((piston_volume/piston_time)*(60)).toFixed(2);
      //document.getElementById("oilflow").disabled=true;

      if(document.getElementById("oilflow").disabled == true)
        {
          document.getElementById("oilflow").value = ((piston_volume / piston_time) * (60)).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * (60)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

      var rod_volume=document.getElementById("rod_volume").value-0;
      var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
}

/**code ends here**/
    
else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='l')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*1000).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
}

else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='cm3')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
}

else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='m3')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*1000000).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 1000000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
}

/**code ends here**/

else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='l')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

      //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*1000).toFixed(2);
      //document.getElementById("oilflow").disabled=true;

      if(document.getElementById("oilflow").disabled == true)
        {
          document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

      var rod_volume=document.getElementById("rod_volume").value-0;
      var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
}

else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='cm3')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

      //document.getElementById("oilflow").value=((piston_volume/piston_time)*60).toFixed(2);
      //document.getElementById("oilflow").disabled=true;

      if(document.getElementById("oilflow").disabled == true)
        {
          document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

      var rod_volume=document.getElementById("rod_volume").value-0;
      var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
}

else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec' && $('#unit12').val()=='m3')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

      //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*1000000).toFixed(2);
      //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

      var rod_volume=document.getElementById("rod_volume").value-0;
      var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 1000000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
}
/**code ends here**/

else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec')
{
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*1000).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }


         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
      document.getElementById("piston_outflow").value=(((oilflow)/(document.getElementById("ratio").value))*0.001);
      document.getElementById("rod_outflow").value=(((oilflow)*(document.getElementById("ratio").value))*0.001);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
}



       
  else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec')
  {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 10).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
      document.getElementById("rod_outflow").value=(((oilflow)*(document.getElementById("ratio").value))/1000);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 10).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
  }

  /**/

      else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
      }



      else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value =( ((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
      }


     /**/
      else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 10).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*0.001).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }


         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 10).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }



     else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*0.001).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


     else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*0.001);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


     /**/
       else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 10).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*1000).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 10).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*1000).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60*1000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.001).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.001).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }



      /**/
      else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time));
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 60000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }



     else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 6000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 6000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

      else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;
       
      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
       
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 60).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


    /**/
     else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 10).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }


         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
      document.getElementById("piston_outflow").value=((oilflow)/(document.getElementById("ratio").value))/1000;
      document.getElementById("rod_outflow").value=((oilflow)*(document.getElementById("ratio").value))/1000;
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 10).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

    /**/


     else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*0.001);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 60000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }
     
     else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 6000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*0.001).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 6000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }
     
     else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60).toFixed(2);

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*0.001);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 60).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }
     


     /**/

     else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*0.001*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001 * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001 * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 10).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*0.001*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001 * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001 * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 10).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*0.001*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001 * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001 * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


    /**/
     else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*1000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 60000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 6000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*1000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 6000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*1000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 60).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


    /**/

     else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*1000*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000 * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000 * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


     else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 10).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*1000*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000 * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000 * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }


         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 10).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


     else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*1000*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000 * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000 * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }


         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }




    /**/
     else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 600).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }


         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 600).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


     else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time));
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 60).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (100 / 60)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
       
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * (100 / 60)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


    /**/
     
     else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }


         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*60000).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }


         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 100000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }



   
    /**/
     else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 600).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*0.001).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }


         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 600).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*0.001).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 60).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (100 / 60)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001).toFixed(2);
        document.getElementById("oilflow").disabled=true;

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

         if($('#unit16').val()=='lpm')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
             document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
             document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
       
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * (100 / 60)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }






    /**/
     else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*0.001*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001 * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001 * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

         if($('#unit16').val()=='lpm')
      {
      document.getElementById("piston_outflow").value=((oilflow)/(document.getElementById("ratio").value))*1000;
      document.getElementById("rod_outflow").value=((oilflow)*(document.getElementById("ratio").value))*1000;
      }
      else if($('#unit16').val()=='m3/min')
      {
      document.getElementById("piston_outflow").value=((oilflow)/(document.getElementById("ratio").value));
      document.getElementById("rod_outflow").value=((oilflow)*(document.getElementById("ratio").value));
      }
      else if($('#unit16').val()=='cm3/min')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
       
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

     else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*0.001*60000).toFixed(2);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001 * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001 * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

         if($('#unit16').val()=='lpm')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
             document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
             document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


    else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.001 * 60000).toFixed(2);
        document.getElementById("oilflow").disabled=true;

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

         if($('#unit16').val()=='lpm')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
             document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
             document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 1000000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 1000000).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.001 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
        
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 100000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }



    /**/
     else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 600).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*1000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='lpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 600).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


     else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*1000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
               document.getElementById("oilflow").value=((piston_volume/piston_time)*1000);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

         if($('#unit16').val()=='lpm')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
             document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
             document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 60).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


     else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (100 / 60)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*1000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

         if($('#unit16').val()=='lpm')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
             document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
             document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
         
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * (100 / 60)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }




     /**/

     else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*1000*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000 * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000 * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

         if($('#unit16').val()=='lpm')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
             document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
             document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 100).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }

      else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*1000*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000 * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000 * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

         if($('#unit16').val()=='lpm')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
             document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
             document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
        
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }
      else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        //document.getElementById("oilflow").value=((piston_volume/piston_time)*1000*60000);
        //document.getElementById("oilflow").disabled=true;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000 * 60000).toFixed(2);
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 1000 * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

         if($('#unit16').val()=='lpm')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000).toFixed(2);
      }
      else if($('#unit16').val()=='m3/min')
      {
             document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) / 1000000).toFixed(2);
             document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) / 1000000).toFixed(2);
      }
      else if($('#unit16').val()=='cm3/min')
      {
             document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
             document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
         if(rod_volume>0)
         {
             document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1000 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
         }
         
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 100000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
     }


}

function rodTimeByRodVelCal(stroke,rod_velocity)
{
    if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 1000).toFixed(2);
     
  } 


   else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 100).toFixed(2);
     } 


   else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity)).toFixed(2);
     } 


   else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 1000).toFixed(2);
    } 


  else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 100).toFixed(2);
     } 


  else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity)).toFixed(2);
    } 

/**/
   else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 1000).toFixed(2);
      } 


  else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 100).toFixed(2);
     } 


  else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity)).toFixed(2);
    } 

/**/

else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 10).toFixed(2);
     } 

  else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity)).toFixed(2);
     }   

   
  else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 100).toFixed(2);
      }  

  /**/

  else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 10).toFixed(2);
     }  


   else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity)).toFixed(2);
    }  


   else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 100).toFixed(2);
    }  
/**/

  else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 10).toFixed(2);
     }

  else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity)).toFixed(2);
    }


  else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='sec')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 100).toFixed(2);
    }  
  
  /**/

  else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 60000).toFixed(2);
    } 

  else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 6000).toFixed(2);
    }

  else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 60).toFixed(2);
    }

 /**/

  else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity)).toFixed(2);
     }

  else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 10).toFixed(2);
    }

  else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 1000).toFixed(2);
    }

  /**/
  else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 60000).toFixed(2);
     }

  else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 6000).toFixed(2);
    }

  else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 60).toFixed(2);
     }

  /**/

  else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity)).toFixed(2);
    }

  else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 10).toFixed(2);
    }

   else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 1000).toFixed(2);
    }

  /**/
   else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='min')
  { 
     document.getElementById("rod_time").value=((stroke/rod_velocity)/60000);
    }

  else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 6000).toFixed(2);
    }

  else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 60).toFixed(2);
    }

 /**/

  else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity)).toFixed(2);
    }
  
   else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 10).toFixed(2);
     }
  
   else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 1000).toFixed(2);
     }

  /**/
  else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 600).toFixed(2);
    }
  
  else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 60).toFixed(2);
      }

  else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (100 / 60)).toFixed(2);
    }

  /**/

  else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (100)).toFixed(2);
   }

  else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (1000)).toFixed(2);
    }

  else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='lpm' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (100000)).toFixed(2);
    }
  /**/

  else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 600).toFixed(2);
    }

   else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 60).toFixed(2);
     }

   else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (100 / 60)).toFixed(2);
    }
  /**/

   else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (100)).toFixed(2);
    }

  else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (1000)).toFixed(2);
    }

  else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='m3/min' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (100000)).toFixed(2);
    }
  /**/

  else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 600).toFixed(2);
     }

  else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 60).toFixed(2);
    }

  else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='min')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (100 / 60)).toFixed(2);
     }
  /**/

   else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (100)).toFixed(2);
    }

   else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (1000)).toFixed(2);
    }

   else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit5').val()=='cm3/min' && $('#unit14').val()=='ms')
  { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (100000)).toFixed(2);
    }

document.getElementById("rod_time").disabled=true;
var rod_time =  document.getElementById("rod_time").value;
return rod_time;
}

function pistonTimeByVelCal(stroke,piston_velocity)
{
    if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s'&& $('#unit14').val()=='sec')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 1000).toFixed(2); 
    }
    
    else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s' && $('#unit14').val()=='sec' )
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
    }

  /**code ends here**/
       
    else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit14').val()=='sec')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 10).toFixed(2);
    }

  /**/
    else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit14').val()=='sec')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100).toFixed(2);
    }

      /**/
    else if($('#unit3').val()=='mm' && $('#unit15').val()=='m/s'&& $('#unit14').val()=='min')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60000).toFixed(2);
    }

    else if($('#unit3').val()=='cm' && $('#unit15').val()=='m/s' && $('#unit14').val()=='min')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 6000).toFixed(2);
    }

    else if($('#unit3').val()=='m' && $('#unit15').val()=='m/s'&& $('#unit14').val()=='min')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60).toFixed(2);
    }

    /**/
    else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit14').val()=='min')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 600).toFixed(2);
    }

    else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s'&& $('#unit14').val()=='ms')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100000).toFixed(2);
    }

    else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit14').val()=='min')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (100 / 60)).toFixed(2);
    }

    /**/
    else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit14').val()=='ms')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100).toFixed(2);
    }

    else if($('#unit3').val()=='cm' && $('#unit15').val()=='cm/s'&& $('#unit14').val()=='ms')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000).toFixed(2);
    }

    else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s'&& $('#unit14').val()=='ms')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100000).toFixed(2);
    }

     /**/
    else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s'&& $('#unit14').val()=='min')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 600).toFixed(2);
    }

    else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s'  && $('#unit14').val()=='min')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (100 / 60)).toFixed(2);
    }

    else if($('#unit3').val()=='mm' && $('#unit15').val()=='cm/s' && $('#unit14').val()=='ms')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100).toFixed(2);
    }

    else if($('#unit3').val()=='m' && $('#unit15').val()=='cm/s' && $('#unit14').val()=='ms')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 100000).toFixed(2);
    }
document.getElementById("piston_time").disabled=true;
// Pending here
}

// Methods for Imperial

function pistonAreaCalI(piston_dia)
{
    if(($('#unit1').val()=='in') && ($('#unit11').val()=='in2'))
    { 
        document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)))).toFixed(2);
    }
    else if(($('#unit1').val()=='ft') && ($('#unit11').val()=='in2'))
    { 
        document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)) * 144)).toFixed(2);
    }
     
    /**For preselected output**/
    else if(($('#unit1').val()=='in') && ($('#unit11').val()=='ft2'))
    { 
        document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)) / 144)).toFixed(2);
    } 
    else if(($('#unit1').val()=='ft') && ($('#unit11').val()=='ft2'))
    { 
        document.getElementById("piston_area").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2)))).toFixed(2);
    }  

    var pistonArea = document.getElementById("piston_area").value;
    return pistonArea;   
}

function rodAreaCalI(piston_area,rod_dia)
{
    if(($('#unit2').val()=='in') && ($('#unit11').val()=='in2'))
    {
        document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2))))).toFixed(2);
    } 
    else if(($('#unit2').val()=='ft') && ($('#unit11').val()=='in2'))
    {
        document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2))) * 144)).toFixed(2);
    }
    /**For preselected unit**/
    else if(($('#unit2').val()=='in') && ($('#unit11').val()=='ft2'))
    {
        document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2))) / 144)).toFixed(2);
    }
    else if(($('#unit2').val()=='ft') && ($('#unit11').val()=='ft2'))
    {
        document.getElementById("rod_area").value = ((piston_area - ((Math.PI * (rod_dia / 2) * (rod_dia / 2))))).toFixed(2);
    }
    
    var rodArea = document.getElementById("rod_area").value;

    return rodArea;
}

// Piston Volumen Imperial Side
function pistonVolumeCalI(piston_dia,stroke)
{
        if(($('#unit1').val()=='in') && ($('#unit3').val()=='in') && ($('#unit12').val()=='in3'))
    {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke))).toFixed(2);
    } 
    else if(($('#unit1').val()=='in') && ($('#unit3').val()=='ft') && ($('#unit12').val()=='in3'))
    {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * 12).toFixed(2);
    }  
    else if(($('#unit1').val()=='ft') && ($('#unit3').val()=='in') && ($('#unit12').val()=='in3'))
    {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * 144).toFixed(2);
    }
    else if(($('#unit1').val()=='ft') && ($('#unit3').val()=='ft') && ($('#unit12').val()=='in3'))
    {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * (144 * 12)).toFixed(2);
    }

    /**For preselected unit**/  
    else if(($('#unit1').val()=='in') && ($('#unit3').val()=='in') && ($('#unit12').val()=='ft3'))
    {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 1728.006773662).toFixed(2);
    }
    else if(($('#unit1').val()=='in') && ($('#unit3').val()=='ft') && ($('#unit12').val()=='ft3'))
    {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 144).toFixed(2);
    }
    else if(($('#unit1').val()=='ft') && ($('#unit3').val()=='in') && ($('#unit12').val()=='ft3'))
    {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) / 12).toFixed(2);
    }
    else if(($('#unit1').val()=='ft') && ($('#unit3').val()=='ft') && ($('#unit12').val()=='ft3'))
    {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke))).toFixed(2);
    }
       /**/
    else if(($('#unit1').val()=='in') && ($('#unit3').val()=='in') && ($('#unit12').val()=='gal'))
    {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * 0.0043289874).toFixed(2);
    }
    else if(($('#unit1').val()=='in') && ($('#unit3').val()=='ft') && ($('#unit12').val()=='gal'))
    {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * (0.0043289874 * 12)).toFixed(2);
    }
    else if(($('#unit1').val()=='ft') && ($('#unit3').val()=='in') && ($('#unit12').val()=='gal'))
    {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * (0.0043289874 * 144)).toFixed(2);
    }
    else if(($('#unit1').val()=='ft') && ($('#unit3').val()=='ft') && ($('#unit12').val()=='gal'))
    {
            document.getElementById("piston_volume").value = (((Math.PI * (piston_dia / 2) * (piston_dia / 2) * stroke)) * 7.4805195567).toFixed(2);
    }

    var pistonVolume = document.getElementById("piston_volume").value;
    return pistonVolume;
}

function pistonTimeCalI(piston_volume,oilflow)
{
        if(($('#unit5').val()=='gpm') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='in3'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60 / 231.0009031549)).toFixed(2);
       
    }
    else if(($('#unit5').val()=='gpm') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='ft3'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60 * 7.4805195567)).toFixed(2);
       
    }

    else if(($('#unit5').val()=='gpm') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='gal'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60)).toFixed(2);
       
    }
    
    /**/
    else if(($('#unit5').val()=='in3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='in3'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * 60).toFixed(2);
       
    }

    else if(($('#unit5').val()=='in3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='ft3'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60 * 1728.006773662)).toFixed(2);
       
    }
    else if(($('#unit5').val()=='in3/min') && ($('#unit14').val()=='sec') && ($('#unit12').val()=='gal'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60 * 231.0009031549)).toFixed(2);
       
    }

    /**/

    /**For preselected unit**/
    else if(($('#unit5').val()=='gpm') && ($('#unit14').val()=='min') && ($('#unit12').val()=='in3'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * 0.0043289874).toFixed(2);
       
    }
    else if(($('#unit5').val()=='gpm') && ($('#unit14').val()=='min') && ($('#unit12').val()=='ft3'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * 7.4805195567).toFixed(2);
       
    }
    else if(($('#unit5').val()=='gpm') && ($('#unit14').val()=='min') && ($('#unit12').val()=='gal'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow)).toFixed(2);
       
    }

    /**/ 
    else if(($('#unit5').val()=='in3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='in3'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow)).toFixed(2);
       
    }
    else if(($('#unit5').val()=='in3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='ft3'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * 1728.006773662).toFixed(2);
       
    }
    else if(($('#unit5').val()=='in3/min') && ($('#unit14').val()=='min') && ($('#unit12').val()=='gal'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * 231.0009031549).toFixed(2);
       
    }

    /**/
    else if(($('#unit5').val()=='gpm') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='in3'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000 * 0.0043289874)).toFixed(2);
       
    } 
    else if(($('#unit5').val()=='gpm') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='ft3'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000 * 7.4805195567)).toFixed(2);
       
    } 
    else if(($('#unit5').val()=='gpm') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='gal'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000)).toFixed(2);
       
    } 


   /**/
    else if(($('#unit5').val()=='in3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='in3'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * 60000).toFixed(2);
       
    }
    else if(($('#unit5').val()=='in3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='ft3'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000 * 1728.006773662)).toFixed(2);
       
    }
    else if(($('#unit5').val()=='in3/min') && ($('#unit14').val()=='ms') && ($('#unit12').val()=='gal'))
    {
            document.getElementById("piston_time").value = ((piston_volume / oilflow) * (60000 * 231.0009031549)).toFixed(2);
       
    }
    document.getElementById("piston_time").setAttribute("disabled",true);
    var pistonTime = document.getElementById("piston_time").value;
    return pistonTime;
}

function pistonVelocityCalI(stroke,piston_time)
{
    if(($('#unit3').val()=='in') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='in/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time))).toFixed(2);
    } 
    else if(($('#unit3').val()=='ft') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='in/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) * 12).toFixed(2);
    }
    /**/
    else if(($('#unit3').val()=='in') && ($('#unit14').val()=='min') && ($('#unit15').val()=='in/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 60).toFixed(2);
    } 
    else if(($('#unit3').val()=='ft') && ($('#unit14').val()=='min') && ($('#unit15').val()=='in/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 5).toFixed(2);
    }
    /**/
    else if(($('#unit3').val()=='in') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='in/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) * 1000).toFixed(2);
    } 
    else if(($('#unit3').val()=='ft') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='in/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) * (1000 * 12)).toFixed(2);
    }

    /**For preselected unit**/
    else if(($('#unit3').val()=='in') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='ft/s'))
    { 
     if(stroke>0 && stroke<=9999.9999 && piston_time>0)
     {
         document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 12).toFixed(2);
       
     }
    }
    else if(($('#unit3').val()=='ft') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='ft/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time))).toFixed(2);
    }
    /**/
    else if(($('#unit3').val()=='in') && ($('#unit14').val()=='min') && ($('#unit15').val()=='ft/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 720).toFixed(2);
    }
    else if(($('#unit3').val()=='ft') && ($('#unit14').val()=='min') && ($('#unit15').val()=='ft/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) / 60).toFixed(2);
    }
    /**/
    else if(($('#unit3').val()=='in') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='ft/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) * (1000 / 12)).toFixed(2);
    }
    else if(($('#unit3').val()=='ft') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='ft/s'))
    { 
        document.getElementById("piston_velocity").value = (((stroke) / (piston_time)) * 1000).toFixed(2);
    }

    document.getElementById("piston_velocity").setAttribute("disabled",true);
    var pistonVelocity = document.getElementById("piston_velocity").value;
    return pistonVelocity;
}

function pressureCalI(piston_force,piston_area,rod_area)
{
    if(($('#unit4').val()=='psi') && ($('#unit13').val()=='lbf') && ($('#unit11').val()=='in2'))
    {
        document.getElementById("preassure").value = ((piston_force / piston_area)).toFixed(2);
    
        var preassure=document.getElementById("preassure").value-0;
        if(rod_area>0)
        {
            document.getElementById("rod_force").value = ((preassure * rod_area)).toFixed(2);
        }
    }

    else if(($('#unit4').val()=='psi') && ($('#unit13').val()=='lbf') && ($('#unit11').val()=='ft2'))
    {
        document.getElementById("preassure").value = ((piston_force / piston_area) / 144).toFixed(2);
    
        var preassure=document.getElementById("preassure").value-0;
        if(rod_area>0)
        {
            document.getElementById("rod_force").value = ((preassure * rod_area) * 144).toFixed(2);
        }
    } 

    else if(($('#unit4').val()=='psi') && ($('#unit13').val()=='pdl') && ($('#unit11').val()=='in2'))
    {
        document.getElementById("preassure").value = ((piston_force / piston_area) * 0.03108095017161).toFixed(2);
    
        var preassure=document.getElementById("preassure").value-0;
        if(rod_area>0)
        {
            document.getElementById("rod_force").value = ((preassure * rod_area) * 32.17404855639).toFixed(2);
        }
    } 

    else if(($('#unit4').val()=='psi') && ($('#unit13').val()=='pdl') && ($('#unit11').val()=='ft2'))
    {
        document.getElementById("preassure").value = ((piston_force / piston_area) * (0.03108095017161 / 144)).toFixed(2);
    
        var preassure=document.getElementById("preassure").value-0;
        if(rod_area>0)
        {
            document.getElementById("rod_force").value = ((preassure * rod_area) * (32.17404855639 * 144)).toFixed(2);
        }
    }
    document.getElementById("preassure").disabled=true;
    document.getElementById("rod_force").disabled=true;
}

function pistonForceCalI(preassure,piston_area)
{
    if(($('#unit4').val()=='psi') && ($('#unit13').val()=='lbf') && ($('#unit11').val()=='in2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area)).toFixed(2);
    }
    if(($('#unit4').val()=='psi') && ($('#unit13').val()=='lbf') && ($('#unit11').val()=='ft2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 144).toFixed(2);
    }

    /**For preselected unit**/
    else if(($('#unit4').val()=='psi') && ($('#unit13').val()=='pdl') && ($('#unit11').val()=='in2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * 32.1740407219).toFixed(2);
    }
    else if(($('#unit4').val()=='psi') && ($('#unit13').val()=='pdl') && ($('#unit11').val()=='ft2')) 
    {
        document.getElementById("piston_force").value = ((preassure * piston_area) * (32.1740407219 * 144)).toFixed(2);
    }
    
    if(document.getElementById("preassure").disabled == false)
    {
        document.getElementById("piston_force").setAttribute("disabled",true);
    }
    pistonForce = document.getElementById("piston_force").value;
    return pistonForce;
}

function oilFlowCalI(piston_volume,piston_time)
{
    if(($('#unit14').val()=='sec') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (0.0043289874 * 60)).toFixed(2);
    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (7.4805195567 * 60)).toFixed(2);
     

    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='gal'))
    {
    
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60)).toFixed(2);
     }
    /**/

     else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60)).toFixed(2);
    }

     else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (1728.006773662 * 60)).toFixed(2);
     

    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (231.0009031549 * 60)).toFixed(2);
     
    }

    /**/
    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (0.0043289874)).toFixed(2);
     
    }

      else if(($('#unit14').val()=='min') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (7.4805195567)).toFixed(2);
     
    }

     else if(($('#unit14').val()=='min') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time))).toFixed(2);
     
    }
    /**/
    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time))).toFixed(2);
     

    }

    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * 1728.006773662).toFixed(2);
     
    }
    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * 231.0009031549).toFixed(2);
     

    }
    /**/
    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (0.0043289874 * 60000)).toFixed(2);
     

    }
    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (7.4805195567 * 60000)).toFixed(2);
     

    }
    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60000)).toFixed(2);
     

    }
    /**/
    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (60000)).toFixed(2);
     

    }
    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (1728.006773662 * 60000)).toFixed(2);
     

    }
    
    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("oilflow").value = (((piston_volume) / (piston_time)) * (231.0009031549 * 60000)).toFixed(2);
    }
     document.getElementById("oilflow").disabled=true;

     var oilflow=document.getElementById("oilflow").value;

     return oilflow;   
}

function rodTimeCalI(rod_volume,oilflow)
{
    if(($('#unit14').val()=='sec') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (0.0043289874 * 60)).toFixed(2);
    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (7.4805195567 * 60)).toFixed(2);
    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60)).toFixed(2);
     }
    /**/

     else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60)).toFixed(2);
    }

     else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (1728.006773662 * 60)).toFixed(2);
          
    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (231.0009031549 * 60)).toFixed(2);
    }

    /**/
    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (0.0043289874)).toFixed(2);
          
    }

      else if(($('#unit14').val()=='min') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (7.4805195567)).toFixed(2);
          
      }

     else if(($('#unit14').val()=='min') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
          
    }
    /**/
    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
          
    }

    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * 1728.006773662).toFixed(2);
          
     }
    else if(($('#unit14').val()=='min') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * 231.0009031549).toFixed(2);
          
    }
    /**/
    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (0.0043289874 * 60000)).toFixed(2);
          
    }
    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (7.4805195567 * 60000)).toFixed(2);
          
     }
    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000)).toFixed(2);
          
    }
    /**/
    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (60000)).toFixed(2);
          
    }
    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (1728.006773662 * 60000)).toFixed(2);
          
     }
    
    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("rod_time").value = ((rod_volume / oilflow) * (231.0009031549 * 60000)).toFixed(2);
    }

    document.getElementById("rod_time").disabled = true;
    var rodTime = document.getElementById("rod_time").value;
    return rodTime;
}

function rodVelocityCalI(stroke,rod_time)
{
        if(($('#unit3').val()=='in') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='in/s'))
    { 
            document.getElementById("rod_velocity").value = (((stroke) / (rod_time))).toFixed(2);
       
    } 
    else if(($('#unit3').val()=='ft') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='in/s'))
    { 
            document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) * 12).toFixed(2);
       
    }
    /**/
     else if(($('#unit3').val()=='in') && ($('#unit14').val()=='min') && ($('#unit15').val()=='in/s'))
    { 
            document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 60).toFixed(2);
       
    }
    else if(($('#unit3').val()=='ft') && ($('#unit14').val()=='min') && ($('#unit15').val()=='in/s'))
    { 
            document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 5).toFixed(2);
       
    }
    /**/
    else if(($('#unit3').val()=='in') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='in/s'))
    { 
            document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) * 1000).toFixed(2);
       
    }
    else if(($('#unit3').val()=='ft') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='in/s'))
    { 
            document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) * (1000 * 12)).toFixed(2);
       
    }

    /**For preselected unit**/
    else if(($('#unit3').val()=='in') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='ft/s'))
    { 
            document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 12).toFixed(2);
       
    }
    else if(($('#unit3').val()=='ft') && ($('#unit14').val()=='sec') && ($('#unit15').val()=='ft/s'))
    { 
            document.getElementById("rod_velocity").value = (((stroke) / (rod_time))).toFixed(2);
       
    }
    /**/
    else if(($('#unit3').val()=='in') && ($('#unit14').val()=='min') && ($('#unit15').val()=='ft/s'))
    { 
            document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 720).toFixed(2);
       
    }
    else if(($('#unit3').val()=='ft') && ($('#unit14').val()=='min') && ($('#unit15').val()=='ft/s'))
    { 
            document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) / 60).toFixed(2);
       
    }
    /**/
    else if(($('#unit3').val()=='in') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='ft/s'))
    { 
            document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) * (1000 / 12)).toFixed(2);
       
    }
    else if(($('#unit3').val()=='ft') && ($('#unit14').val()=='ms') && ($('#unit15').val()=='ft/s'))
    { 
            document.getElementById("rod_velocity").value = (((stroke) / (rod_time)) * 1000).toFixed(2);
       
    }
    document.getElementById("rod_velocity").setAttribute("disabled",true);
}

function rodVolumeCalI(piston_volume,rod_dia,stroke)
{
       if(($('#unit2').val()=='in') && ($('#unit3').val()=='in') && ($('#unit12').val()=='in3'))
       { 
           document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke))).toFixed(2);
        } 
       else if(($('#unit2').val()=='in') && ($('#unit3').val()=='ft') && ($('#unit12').val()=='in3'))
       { 
           document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * 12).toFixed(2);
        } 
       else if(($('#unit2').val()=='ft') && ($('#unit3').val()=='in') && ($('#unit12').val()=='in3'))
       { 
           document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * 144).toFixed(2);
        }
       else if(($('#unit2').val()=='ft') && ($('#unit3').val()=='ft') && ($('#unit12').val()=='in3'))
       { 
           document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * (144 * 12)).toFixed(2);
       }

       /**For preselected output**/
       else if(($('#unit2').val()=='in') && ($('#unit3').val()=='in') && ($('#unit12').val()=='ft3'))
       { 
           document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 1728.006773662).toFixed(2);
        }
       else if(($('#unit2').val()=='in') && ($('#unit3').val()=='ft') && ($('#unit12').val()=='ft3'))
       { 
           document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 144).toFixed(2);
        }
       else if(($('#unit2').val()=='ft') && ($('#unit3').val()=='in') && ($('#unit12').val()=='ft3'))
       { 
           document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) / 12).toFixed(2);
        }
       else if(($('#unit2').val()=='ft') && ($('#unit3').val()=='ft') && ($('#unit12').val()=='ft3'))
       { 
           document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke))).toFixed(2);
        }
       /**/
       else if(($('#unit2').val()=='in') && ($('#unit3').val()=='in') && ($('#unit12').val()=='gal'))
       { 
           document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * 0.0043289874).toFixed(2);
        }
       else if(($('#unit2').val()=='in') && ($('#unit3').val()=='ft') && ($('#unit12').val()=='gal'))
       { 
           document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * (0.0043289874 * 12)).toFixed(2);
       }
       else if(($('#unit2').val()=='ft') && ($('#unit3').val()=='in') && ($('#unit12').val()=='gal'))
       { 
           document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * (0.0043289874 * 144)).toFixed(2);
       }
       else if(($('#unit2').val()=='ft') && ($('#unit3').val()=='ft') && ($('#unit12').val()=='gal'))
       { 
           document.getElementById("rod_volume").value = (piston_volume - ((Math.PI * (rod_dia / 2) * (rod_dia / 2) * stroke)) * 7.4805195567).toFixed(2);
        }

        var rodVolume = document.getElementById("rod_volume").value;
        return rodVolume;
    
}

function oilFlowByRodCalI(rod_volume,rod_time)
{
    if(($('#unit14').val()=='sec') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (0.0043289874 * 60)).toFixed(2);
        

    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (7.4805195567 * 60)).toFixed(2);
        

    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (60)).toFixed(2);
        

    
    }
    /**/

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (60)).toFixed(2);
        

    }

    else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (1728.006773662 * 60)).toFixed(2);
        

    }

     else if(($('#unit14').val()=='sec') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (231.0009031549 * 60)).toFixed(2);
        

    }
    /**/

      else if(($('#unit14').val()=='min') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (0.0043289874)).toFixed(2);
        

    }

      else if(($('#unit14').val()=='min') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (7.4805195567)).toFixed(2);
        

    }

     else if(($('#unit14').val()=='min') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time)).toFixed(2);
        

    }

    /**/
      else if(($('#unit14').val()=='min') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time)).toFixed(2);
        

    }

     else if(($('#unit14').val()=='min') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 1728.006773662).toFixed(2);
        

    }

     else if(($('#unit14').val()=='min') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 231.0009031549).toFixed(2);
        

    
    }  
    /**/
     else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (0.0043289874 * 60000)).toFixed(2);
        

    } 

     else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (7.4805195567 * 60000)).toFixed(2);
        

    } 

     else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='gpm') && ($('#unit12').val()=='gal'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 60000).toFixed(2);
        

    }
    /**/

    else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='in3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * 60000).toFixed(2);
        

    }

     else if(($('#unit14').val()=='ms') && ($('#unit5').val()=='in3/min') && ($('#unit12').val()=='ft3'))
    {
        document.getElementById("oilflow").value = ((rod_volume / rod_time) * (1728.006773662 * 60000)).toFixed(2);
     }

    document.getElementById("oilflow").disabled = true;

    var oilFlow = document.getElementById("oilflow").value;
    return oilFlow;

}

function pistonOutflowCalI(oilflow,ratio)
{
  var pistonOutflow;
  var unit5 = $('#unit5').val();
  var unit16 = $('#unit16').val();
  var pistonoutflowCalc;

    if((unit5=='gpm') && (unit16 =='gpm')) 
    {
       pistonoutflowCalc = (oilflow)/(ratio);
       //pistonOutflow = document.getElementById("piston_outflow").value=((oilflow)/(ratio));
        document.getElementById("rod_outflow").value = ((oilflow) * (ratio)).toFixed(2);
     } 
    else if((unit5=='in3/min') && (unit16 =='gpm')) 
    {
      pistonoutflowCalc = ((oilflow)/(ratio))*0.0043289874;
      //pistonOutflow = document.getElementById("piston_outflow").value=(((oilflow)/(ratio))*0.0043289874);
        document.getElementById("rod_outflow").value = (((oilflow) * (ratio)) * 0.0043289874).toFixed(2);
    } 

    /**For preselected unit**/
    else if((unit5=='gpm') && (unit16 =='in3/min')) 
    {
      pistonoutflowCalc = ((oilflow)/(ratio))*231.0009031549;
      //pistonOutflow = document.getElementById("piston_outflow").value=(((oilflow)/(ratio))*231.0009031549);
        document.getElementById("rod_outflow").value = (((oilflow) * (ratio)) * 231.0009031549).toFixed(2);
    } 
    else if((unit5=='in3/min') && (unit16 =='in3/min')) 
    {
      pistonoutflowCalc = (oilflow)/(ratio);
      //pistonOutflow = document.getElementById("piston_outflow").value=((oilflow)/(ratio)).toFixed(2);
        document.getElementById("rod_outflow").value = ((oilflow) * (ratio)).toFixed(2);
    } 
    pistonOutflow = document.getElementById("piston_outflow").value = pistonoutflowCalc.toFixed(2);
    //var pistonOutflow = document.getElementById("piston_outflow").value=((oilflow)/(ratio));
    return pistonOutflow;
}

function pistonTimeByVelCalI(stroke,piston_velocity)
{
    if($('#unit3').val()=='in' && $('#unit15').val()=='in/s'&& $('#unit14').val()=='sec')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;
    }

    else if($('#unit3').val()=='in' && $('#unit15').val()=='in/s'&& $('#unit14').val()=='min')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60).toFixed(2);
     document.getElementById("piston_time").disabled=true;
    }

    else if($('#unit3').val()=='in' && $('#unit15').val()=='in/s' && $('#unit14').val()=='ms')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;
    }

    /**/
    
    else if($('#unit3').val()=='in' && $('#unit15').val()=='in/s' && $('#unit14').val()=='ms')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;
    }
    /**/
    else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit14').val()=='sec')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 12).toFixed(2);
     document.getElementById("piston_time").disabled=true;

    }

    else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit14').val()=='min')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / (12 * 60)).toFixed(2);
     document.getElementById("piston_time").disabled=true;
    }

    else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit14').val()=='ms')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (1000 / 12)).toFixed(2);
     document.getElementById("piston_time").disabled=true;
    }
    /**/
    else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit14').val()=='sec')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 12).toFixed(2);
     document.getElementById("piston_time").disabled=true;
    }   

    else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit14').val()=='min')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 720).toFixed(2);
     document.getElementById("piston_time").disabled=true;
    }  

    else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit14').val()=='ms')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000 * 12).toFixed(2);
     document.getElementById("piston_time").disabled=true;

    }

    /**/

    else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit14').val()=='sec')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 12).toFixed(2);
     document.getElementById("piston_time").disabled=true;

    }
      
    else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit14').val()=='min')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (12 / 60)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

    }

     /**/
    
    else if($('#unit3').val()=='ft' && $('#unit15').val()=='ft/s'  && $('#unit14').val()=='min')
    {
     document.getElementById("piston_time").value=((stroke/piston_velocity)/(60)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

    }

    else if($('#unit3').val()=='ft' && $('#unit15').val()=='ft/s' && $('#unit14').val()=='ms')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (1000)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

    }
    /**/
    else if($('#unit3').val()=='ft' && $('#unit15').val()=='ft/s'  && $('#unit14').val()=='sec')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;
    }   
      
// Missing
     
}

function rodTimeCalByRodVelI(stroke,rod_velocity)
{
    if($('#unit3').val()=='in' && $('#unit15').val()=='in/s'&& $('#unit14').val()=='sec')
    { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity)).toFixed(2);
    }

     else if($('#unit3').val()=='in' && $('#unit15').val()=='in/s'&& $('#unit14').val()=='ms')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 1000).toFixed(2);
     

    }
     /**/

     else if($('#unit3').val()=='in' && $('#unit15').val()=='in/s'&& $('#unit14').val()=='min')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 60).toFixed(2);
     

     }

    /**/

     else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit14').val()=='sec')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 12).toFixed(2);
     

     }

     else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit14').val()=='min')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / (12 * 60)).toFixed(2);
     

    }

     else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit14').val()=='ms')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (1000 / 12)).toFixed(2);
     
    }
     /**/

    else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s'  && $('#unit14').val()=='min')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / 720).toFixed(2);
     

    }

    
    /**code ends here**/


    else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit14').val()=='sec')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 12).toFixed(2);
     

    }

    else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit14').val()=='min')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (12 / 60)).toFixed(2);
     

    }

     else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s'  && $('#unit14').val()=='ms')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 1000 * 12).toFixed(2);
     

    }
     /**/

     else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit14').val()=='sec')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * 12).toFixed(2);
     

    }

     else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit14').val()=='min')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (12 / 60)).toFixed(2);
     

    }

    /**/

     else if($('#unit3').val()=='ft' && $('#unit15').val()=='ft/s'  && $('#unit14').val()=='sec')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity)).toFixed(2);
     

     }

     else if($('#unit3').val()=='ft' && $('#unit15').val()=='ft/s'  && $('#unit14').val()=='min')
     { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) / (60)).toFixed(2);
     

     }

    else if($('#unit3').val()=='ft' && $('#unit15').val()=='ft/s'  && $('#unit14').val()=='ms')
    { 
        document.getElementById("rod_time").value = ((stroke / rod_velocity) * (1000)).toFixed(2);
    }
     /**/
   document.getElementById("rod_time").disabled=true;
   var rodTime = document.getElementById("rod_time").value;

   return rodTime;
   //Missing
}

function timeNDepByVelCalI(stroke,piston_velocity)
{
    
    if($('#unit3').val()=='in' && $('#unit15').val()=='in/s' && $('#unit5').val()=='gpm' && $('#unit14').val()=='sec')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
        document.getElementById("piston_time").disabled=true;

        var piston_volume=document.getElementById("piston_volume").value-0;
        var piston_time=document.getElementById("piston_time").value-0;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.0043289874).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
        var oilflow=document.getElementById("oilflow").value-0;

        if($('#unit16').val()=='gpm')
        {
            document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
            document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
        }
        else if($('#unit16').val()=='in3/min')
        {
            document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
            document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
        }
       
        if(rod_volume>0)
        {
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.0043289874).toFixed(2);
           document.getElementById("rod_time").disabled=true;
        }
          
        var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
        document.getElementById("rod_velocity").disabled=true;
    }

    else if($('#unit3').val()=='in' && $('#unit15').val()=='in/s' && $('#unit5').val()=='gpm' && $('#unit14').val()=='min')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60).toFixed(2);
        document.getElementById("piston_time").disabled=true;

        var piston_volume=document.getElementById("piston_volume").value-0;
        var piston_time=document.getElementById("piston_time").value-0;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.0043289874).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

        var rod_volume=document.getElementById("rod_volume").value-0;
        var oilflow=document.getElementById("oilflow").value-0;

        if($('#unit16').val()=='gpm')
        {
            document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
            document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
        }
        else if($('#unit16').val()=='in3/min')
        {
            document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
            document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
        }
       
        if(rod_volume>0)
        {
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.0043289874).toFixed(2);
           document.getElementById("rod_time").disabled=true;
        }
          
            var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 60).toFixed(2);
            document.getElementById("rod_velocity").disabled=true;
    }
    else if($('#unit3').val()=='in' && $('#unit15').val()=='in/s' && $('#unit5').val()=='gpm' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        
        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000 * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000 * 0.0043289874).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }
         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000 * 0.0043289874).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }

    /**/

    else if($('#unit3').val()=='in' && $('#unit15').val()=='in/s' && $('#unit5').val()=='in3/min' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }
      
   else if($('#unit3').val()=='in' && $('#unit15').val()=='in/s' && $('#unit5').val()=='in3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 60).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }

     else if($('#unit3').val()=='in' && $('#unit15').val()=='in/s' && $('#unit5').val()=='in3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }
         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 1000).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }
    /**/
     else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit5').val()=='gpm' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 12).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.0043289874).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 12).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }

    else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit5').val()=='gpm' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / (12 * 60)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        
        
        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }

        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.0043289874).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / (12 * 60)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }

    else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit5').val()=='gpm' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (1000 / 12)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.0043289874 * 60000).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.0043289874 * 60000).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.0043289874 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * (1000 / 12)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }
    /**/
    else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit5').val()=='in3/min' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 12).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 12).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }   

     else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit5').val()=='in3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 720).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }

        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 720).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }  

     else if($('#unit3').val()=='in' && $('#unit15').val()=='ft/s' && $('#unit5').val()=='in3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (1000 / 12)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * (1000 / 12)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }


    /**code ends here**/    
  
 else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit5').val()=='gpm' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 12).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.0043289874).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 12).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }

   else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit5').val()=='gpm' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (12 / 60)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.0043289874).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * (12 / 60)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }

    else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit5').val()=='gpm' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000 * 12).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000 * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000 * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }

        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000 * 0.0043289874).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 1000 * 12).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }

    /**/

    else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit5').val()=='in3/min' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 12).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        
        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 12).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }
      
   else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit5').val()=='in3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (12 / 60)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * (12 / 60)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }

     else if($('#unit3').val()=='ft' && $('#unit15').val()=='in/s' && $('#unit5').val()=='in3/min' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * 1000 * 12).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * 1000 * 12).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }
    /**/
     else if($('#unit3').val()=='ft' && $('#unit15').val()=='ft/s' && $('#unit5').val()=='gpm' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60 * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value=((piston_volume/piston_time)*60*0.0043289874);
            document.getElementById("oilflow").disabled=true;
            }
        }
        
         var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60 * 0.0043289874).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }

    else if($('#unit3').val()=='ft' && $('#unit15').val()=='ft/s' && $('#unit5').val()=='gpm' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / (60)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.0043289874).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }

        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.0043289874).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / (60)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }

    else if($('#unit3').val()=='ft' && $('#unit15').val()=='ft/s' && $('#unit5').val()=='gpm' && $('#unit14').val()=='ms')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (1000)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.0043289874 * 60000).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 0.0043289874 * 60000).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 231.0009031549).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 0.0043289874 * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * (1000)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }
    /**/
    else if($('#unit3').val()=='ft' && $('#unit15').val()=='ft/s' && $('#unit5').val()=='in3/min' && $('#unit14').val()=='sec')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity)).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time)).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }   

     else if($('#unit3').val()=='ft' && $('#unit15').val()=='ft/s' && $('#unit5').val()=='in3/min' && $('#unit14').val()=='min')
     {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) / 60).toFixed(2);
     document.getElementById("piston_time").disabled=true;

      var piston_volume=document.getElementById("piston_volume").value-0;
      var piston_time=document.getElementById("piston_time").value-0;

        

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
        document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time)).toFixed(2);
                document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
         var oilflow=document.getElementById("oilflow").value-0;

      if($('#unit16').val()=='gpm')
      {
          document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
          document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
      }
      else if($('#unit16').val()=='in3/min')
      {
          document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
          document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
      }
       
          if(rod_volume>0)
          {
              document.getElementById("rod_time").value = ((rod_volume / oilflow)).toFixed(2);
           document.getElementById("rod_time").disabled=true;
          }
          
         var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) / 60).toFixed(2);
         document.getElementById("rod_velocity").disabled=true;
    }  

    else if($('#unit3').val()=='ft' && $('#unit15').val()=='ft/s' && $('#unit5').val()=='in3/min' && $('#unit14').val()=='ms')
    {
        document.getElementById("piston_time").value = ((stroke / piston_velocity) * (1000)).toFixed(2);
        document.getElementById("piston_time").disabled=true;

        var piston_volume=document.getElementById("piston_volume").value-0;
        var piston_time=document.getElementById("piston_time").value-0;

        if(document.getElementById("oilflow").disabled == true)
        {
            document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
            document.getElementById("oilflow").disabled=true;
        }
        else
        {
            if(document.getElementById("oilflow").value == "")
            {
                document.getElementById("oilflow").value = ((piston_volume / piston_time) * 60000).toFixed(2);
            document.getElementById("oilflow").disabled=true;
            }
        }
        var rod_volume=document.getElementById("rod_volume").value-0;
        var oilflow=document.getElementById("oilflow").value-0;

        if($('#unit16').val()=='gpm')
        {
            document.getElementById("piston_outflow").value = (((oilflow) / (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
            document.getElementById("rod_outflow").value = (((oilflow) * (document.getElementById("ratio").value)) * 0.0043289874).toFixed(2);
        }
        else if($('#unit16').val()=='in3/min')
        {
            document.getElementById("piston_outflow").value = ((oilflow) / (document.getElementById("ratio").value)).toFixed(2);
            document.getElementById("rod_outflow").value = ((oilflow) * (document.getElementById("ratio").value)).toFixed(2);
        }       
        if(rod_volume>0)
        {
            document.getElementById("rod_time").value = ((rod_volume / oilflow) * 60000).toFixed(2);
           document.getElementById("rod_time").disabled=true;
        }
          
        var rod_time=document.getElementById("rod_time").value-0;
        document.getElementById("rod_velocity").value = ((stroke / rod_time) * (1000)).toFixed(2);
        document.getElementById("rod_velocity").disabled=true;
    } 
}

function rodForceCalI(preassure,rod_area)
{
    if(($('#unit4').val()=='psi') && ($('#unit13').val()=='lbf') && ($('#unit11').val()=='in2')) 
      {
        document.getElementById("rod_force").value = ((preassure * rod_area)).toFixed(2);
         
       }
      else if(($('#unit4').val()=='psi') && ($('#unit13').val()=='lbf') && ($('#unit11').val()=='ft2')) 
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 144).toFixed(2);
         
       }
      
      /**For preselected unit**/
      else if(($('#unit4').val()=='psi') && ($('#unit13').val()=='pdl') && ($('#unit11').val()=='in2')) 
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * 32.1740407219).toFixed(2);
         
      }
      else if(($('#unit4').val()=='psi') && ($('#unit13').val()=='pdl') && ($('#unit11').val()=='ft2')) 
      {
        document.getElementById("rod_force").value = ((preassure * rod_area) * (32.1740407219 * 144)).toFixed(2);
         
      }
      document.getElementById("rod_force").setAttribute("disabled",true);
      var rodForce = document.getElementById("rod_force").value;

      return rodForce;
}

function pressureByRodForceCalI(rod_force,rod_area,piston_area)
{
        if(($('#unit4').val()=='psi') && ($('#unit13').val()=='lbf') && ($('#unit11').val()=='in2'))
    {
            document.getElementById("preassure").value = ((rod_force / rod_area)).toFixed(2);
        
         var preassure=document.getElementById("preassure").value-0;
         if(piston_area>0)
         {
             document.getElementById("piston_force").value = ((preassure * piston_area)).toFixed(2);
            document.getElementById("piston_force").disabled=true;
         }
    }
    else if(($('#unit4').val()=='psi') && ($('#unit13').val()=='lbf') && ($('#unit11').val()=='ft2'))
    {
            document.getElementById("preassure").value = ((rod_force / rod_area) / 144).toFixed(2);
        
        var preassure=document.getElementById("preassure").value-0;
        if(piston_area>0)
        {
            document.getElementById("piston_force").value = ((preassure * piston_area) * 144).toFixed(2);
            document.getElementById("piston_force").disabled=true;
        }
    }
    else if(($('#unit4').val()=='psi') && ($('#unit13').val()=='pdl') && ($('#unit11').val()=='in2'))
    {
            document.getElementById("preassure").value = ((rod_force / rod_area) * 0.03108095017161).toFixed(2);
        
        var preassure=document.getElementById("preassure").value-0;
        if(piston_area>0)
        {
            document.getElementById("piston_force").value = ((preassure * piston_area) * 32.17404855639).toFixed(2);
           document.getElementById("piston_force").disabled=true;
        }
    }

    else if(($('#unit4').val()=='psi') && ($('#unit13').val()=='pdl') && ($('#unit11').val()=='ft2'))
    {
            document.getElementById("preassure").value = ((rod_force / rod_area) * (0.03108095017161 / 144)).toFixed(2);
        
        var preassure=document.getElementById("preassure").value-0;
        if(piston_area>0)
        {
            document.getElementById("piston_force").value = ((preassure * piston_area) * (32.17404855639 * 144)).toFixed(2);
            document.getElementById("piston_force").disabled=true;
        }
    }
    document.getElementById("preassure").disabled=true;

}

/*
$(document).ready(function()
{
    $('#piston_time').keyup()
    {
        if($('#piston_time').val()>0)
        {
            document.getElementById("rod_time").disabled = true;
            document.getElementById("piston_velocity").disabled = true;
            document.getElementById("rod_velocity").disabled = true;
            document.getElementById("oilflow").disabled = true;
        }
    }
});
*/
/*
$(document).ready(function()
{
    $("#piston_velocity").keyup(function()
    {
        if($("#piston_velocity").val() == "")
        {
            document.getElementById("rod_time").disabled = true;
            document.getElementById("piston_velocity").disabled = true;
            document.getElementById("rod_velocity").disabled = true;
            document.getElementById("oilflow").disabled = true;
        }
    });
});
/*
$(document).ready(function()
{
    $("#rod_velocity").keyup(function()
    {
        if($("#rod_velocity").val() == "")
        {
            document.getElementById("rod_time").disabled = true;
            document.getElementById("piston_velocity").disabled = true;
            document.getElementById("rod_velocity").disabled = true;
            document.getElementById("oilflow").disabled = true;
        }
    });
});


/*
$(document).ready(function()
{
    $("#rod_velocity").keyup(function()
    {
        if($("#rod_velocity").val() == "")
        {
            document.getElementById("rod_time").disabled = true;
            document.getElementById("piston_velocity").disabled = true;
            document.getElementById("piston_time").disabled = true;
            document.getElementById("oilflow").disabled = true;
        }
    });
    

});
*/

function pistonConversion(pistonDia)
{
	var pistonDiameter;
	var rodDiameter;
	if($('#unit1').val() == "cm")
	{
		pistonDiameter = pistonDia*10;
	}
	else if($('#unit1').val() == "m")
	{
		pistonDiameter = pistonDia*1000;
	}
	else if($('#unit1').val() == "ft")
	{
		pistonDiameter = pistonDia*12;
	}
	else if($('#unit2').val() == "ft")
	{
		pistonDiameter = pistonDia*12;
	}
	else
	{
		pistonDiameter = pistonDia;
	}
	
	return pistonDiameter;
}

function rodConversion(rodDia)
{
	if($('#unit2').val() == "cm")
	{
		rodDiameter = rodDia*10;
	}
	else if($('#unit2').val() == "m")
	{
		rodDiameter = rodDia*1000;
	}
	else if($('#unit2').val() == "ft")
	{
		rodDiameter = rodDia*12;
	}
	else if($('#unit2').val() == "ft")
	{
		rodDiameter = rodDia*12;
	}
	else
	{
		rodDiameter = rodDia;
	}
	return rodDiameter;
}

function pressureConversion(pressure)
{
	if($('#unit4').val() == "P")
	{
		pressureVal = (pressure*0.00001).toFixed(4);
	}
	else if($('#unit4').val() == "MPa")
	{
		pressureVal = (pressure*10).toFixed(4);
	}
	else
	{
		pressureVal = pressure;
	}
	return pressureVal;
}

function oilflowConversion(oilflow)
{
	if($('#unit5').val() == "m3/min")
	{
		oilflow = (oilflow*.001).toFixed(4);
	}
	if($('#unit5').val() == "cm3/min")
	{
		oilflowVal = (oilflow*0.001).toFixed(4);
	}
	if($('#unit5').val() == "in3/min")
	{
		oilflowVal = (oilflow*0.0036046).toFixed(4);
	}
	else
	{
		oilflowVal = oilflow;
	}
	return oilflowVal;
}


function forcePistonConversion(pistonForce)
{
	if($('#unit13').val() == "N")
	{
		ForceVal = (pistonForce*0.001).toFixed(4);
	}
	else if($('#unit13').val() == "dyn")
	{
		ForceVal = (pistonForce*0.00000001).toFixed(4);
	}
	else if($('#unit13').val() == "kgf")
	{
		ForceVal = (pistonForce*0.00980665).toFixed(4);
	}
	else if($('#unit13').val() == "pdl")
	{
		ForceVal = (pistonForce*0.03108).toFixed(4);
	}
	else
	{
		ForceVal = pistonForce;
	}
	return ForceVal;
}

function timePistonConversion(pistonTime)
{
	/*if($('#unit14').val() == "sec")
	{
		timeVal = (pistonTime*60).toFixed(4);
	}*/
	if($('#unit14').val() == "ms")
	{
		timeVal = (pistonTime*0.001).toFixed(4);
	}
	else
	{
		timeVal = pistonTime;
	}
	return timeVal;
}

function velocityPistonConversion(pistonVelocity)
{
	/*if($('#unit14').val() == "sec")
	{
		timeVal = (pistonTime*60).toFixed(4);
	}*/
	if($('#unit15').val() == "cm/s")
	{
		pistonVelVal = (pistonVelocity*0.01).toFixed(4);
	}
	else
	{
		pistonVelVal = pistonVelocity;
	}
	return pistonVelVal;
}



function calculate(event)
{
	var keycode = event.keyCode;
	commadot();
	if((keycode>=48 && keycode <= 57) || keycode == 46 || keycode == 8 || (keycode >=96 && keycode <= 105) || keycode == 110)
	{
	if(measurementUnitFlag.toLowerCase()=="metric")
    {
        var piston_dia = document.getElementById("piston").value-0;
        var oilFlow = document.getElementById("oilflow").value;
        var ForcePiston;
        var pistonArea;
        var rodArea;
        var rodForce;
        var pistonvolume;
        var rodVolume;
        var pistonTime;
        var rodTime;
        var pistonVelocity;
        var ratio;
        var pistonOutflow;
        var rodVelocity;
        var flagForce = false;
        var flagPTimePVelocity = false;
        
        
		var pistonD = pistonConversion(piston_dia);
		var rodD	= rodConversion(document.getElementById("rod").value);
		
		var pressureD = pressureConversion(document.getElementById("preassure").value);
        var oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
		var forcePistonD   = forcePistonConversion(document.getElementById("piston_force").value);
		var forceRodD	= forcePistonConversion(document.getElementById("rod_force").value);
        var timePistonD = timePistonConversion(document.getElementById("piston_time").value);
		var timeRodD = timePistonConversion(document.getElementById("rod_time").value);
		var pistonVelocityD = velocityPistonConversion(document.getElementById("piston_velocity").value);
		var rodVelocityD = velocityPistonConversion(document.getElementById("rod_velocity").value);
		
        // On Piston Time click Rest 4 fields will be disabled
        if(document.getElementById("piston_time").disabled == false)
        {
            if(document.getElementById("piston_time").value != "" )
            {
                document.getElementById("rod_time").disabled = true;
                document.getElementById("piston_velocity").disabled = true;
                document.getElementById("rod_velocity").disabled = true;
                document.getElementById("oilflow").disabled = true;
            }
        }
		// On Rod Time click Rest 4 fields will be disabled
        if(document.getElementById("rod_time").disabled == false)
        {
            if(document.getElementById("rod_time").value != "")
            {
                document.getElementById("piston_time").disabled = true;
                document.getElementById("piston_velocity").disabled = true;
                document.getElementById("rod_velocity").disabled = true;
                document.getElementById("oilflow").disabled = true;
            }
        }

        // On Rod Velocity click Rest 4 fields will be disabled
        if(document.getElementById("rod_velocity").disabled == false)
        {
            if(document.getElementById("rod_velocity").value != "")
            {
                document.getElementById("rod_time").disabled = true;
                document.getElementById("piston_velocity").disabled = true;
                document.getElementById("piston_time").disabled = true;
                document.getElementById("oilflow").disabled = true;
            }
        }
		
		
		
		// On Piston Velocity click Rest 4 fields will be disabled
        if(document.getElementById("piston_velocity").disabled == false)
        {
            if(document.getElementById("piston_velocity").value != "")
            {
                document.getElementById("rod_time").disabled = true;
                document.getElementById("rod_velocity").disabled = true;
                document.getElementById("piston_time").disabled = true;
                document.getElementById("oilflow").disabled = true;
            }
        }
		

        //On deleting of Rod Velocity Dependent will be""
        if(document.getElementById("rod_velocity").disabled == false )
        {
            if(document.getElementById("rod_velocity").value == "" || document.getElementById("rod_velocity").value == ".")
            {             
                if(document.getElementById("rod_time").disabled == true)
                {
                    document.getElementById("rod_time").value = "";    
                }
                if(document.getElementById("piston_velocity").disabled == true)
                {
                    document.getElementById("piston_velocity").value = "";    
                }
                if(document.getElementById("piston_time").disabled == true)
                {
                    document.getElementById("piston_time").value = "";
                }
                if(document.getElementById("oilflow").disabled == true)
                {
                    document.getElementById("oilflow").value = "";
                }

                document.getElementById("rod_time").disabled = false;
                document.getElementById("piston_velocity").disabled = false;
                document.getElementById("piston_time").disabled = false;
                document.getElementById("oilflow").disabled = false;
                
            }
        }

        //On deleting of Piston Velocity Dependent will be""
        if(document.getElementById("piston_velocity").disabled == false)
        {
            if(document.getElementById("piston_velocity").value == "" || document.getElementById("piston_velocity").value == ".")
            {             
                if(document.getElementById("rod_time").disabled == true)
                {
                    document.getElementById("rod_time").value = "";    
                }
                if(document.getElementById("rod_velocity").disabled == true)
                {
                    document.getElementById("rod_velocity").value = "";    
                }
                if(document.getElementById("piston_time").disabled == true)
                {
                    document.getElementById("piston_time").value = "";
                }
                if(document.getElementById("oilflow").disabled == true)
                {
                    document.getElementById("oilflow").value = "";
                }

                document.getElementById("rod_time").disabled = false;
                document.getElementById("rod_velocity").disabled = false;
                document.getElementById("piston_time").disabled = false;
                document.getElementById("oilflow").disabled = false;
                
            }
        }

        //On deleting of Rod Time Dependent will be""
        if(document.getElementById("rod_time").disabled == false)
        {
            if(document.getElementById("rod_time").value == "" || document.getElementById("rod_time").value == "." || document.getElementById("rod_time").value == "0.")
            {             
                if(document.getElementById("piston_velocity").disabled == true)
                {
                    document.getElementById("piston_velocity").value = "";    
                }
                if(document.getElementById("rod_velocity").disabled == true)
                {
                    document.getElementById("rod_velocity").value = "";    
                }
                if(document.getElementById("piston_time").disabled == true)
                {
                    document.getElementById("piston_time").value = "";
                }
                if(document.getElementById("oilflow").disabled == true)
                {
                    document.getElementById("oilflow").value = "";
                }

                document.getElementById("piston_velocity").disabled = false;
                document.getElementById("rod_velocity").disabled = false;
                document.getElementById("piston_time").disabled = false;
                document.getElementById("oilflow").disabled = false;    
            }
        }

        //On deleting of Piston Time Dependent will be""
        if(document.getElementById("piston_time").disabled == false)
        {
            if(document.getElementById("piston_time").value == "" || document.getElementById("piston_time").value == ".")
            {             
                if(document.getElementById("piston_velocity").disabled == true)
                {
                    document.getElementById("piston_velocity").value = "";    
                }
                if(document.getElementById("rod_velocity").disabled == true)
                {
                    document.getElementById("rod_velocity").value = "";    
                }
                if(document.getElementById("rod_time").disabled == true)
                {
                    document.getElementById("rod_time").value = "";
                }
                if(document.getElementById("oilflow").disabled == true)
                {
                    document.getElementById("oilflow").value = "";
                }

                document.getElementById("piston_velocity").disabled = false;
                document.getElementById("rod_velocity").disabled = false;
                document.getElementById("rod_time").disabled = false;
                document.getElementById("oilflow").disabled = false;    
            }
        }

        //On deleting of Piston Force Dependent will be""
        if(document.getElementById("piston_force").disabled == false)
        {
            if(document.getElementById("piston_force").value == "" || document.getElementById("piston_force").value == ".")
            {             
                if(document.getElementById("preassure").disabled == true)
                {
                    document.getElementById("preassure").value = "";    
                }
                if(document.getElementById("rod_force").disabled == true)
                {
                    document.getElementById("rod_force").value = "";    
                }
                
                document.getElementById("preassure").disabled = false;
                document.getElementById("rod_force").disabled = false;
            }
        }

        //On deleting of Rod Force Dependent will be""
        if(document.getElementById("rod_force").disabled == false)
        {
            if(document.getElementById("rod_force").value == "" || document.getElementById("rod_force").value == ".")
            {             
                if(document.getElementById("preassure").disabled == true)
                {
                    document.getElementById("preassure").value = "";    
                }
                if(document.getElementById("piston_force").disabled == true)
                {
                    document.getElementById("piston_force").value = "";    
                }
                
                document.getElementById("preassure").disabled = false;
                document.getElementById("piston_force").disabled = false;
            }
        }
        
		if(piston_dia>0 && piston_dia<=9999.9999)
        {
            var pistonArea = pistonAreaCalculate(piston_dia);
            
            //VolumePiston Cal
            var stroke = document.getElementById("stroke").value;
            if(stroke>0 && stroke<=9999.9999)
            {
                pistonvolume = volumePistonCal(piston_dia,stroke);
                rod_dia = document.getElementById("rod").value;
                if(rod_dia > 0 && rod_dia <= 9999.9999)
                {
                    rodVolume = volumeRodCal(pistonvolume,rod_dia,stroke);
                }
                
                //Piston Time Cal
                if(document.getElementById("oilflow").disabled == false)
                {
					oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
                    oilFlow = document.getElementById("oilflow").value;
                    if(oilflowD>0 && oilflowD<=9999.9999)
                    {
                        pistonTime = pistonTimeCal(pistonvolume,oilFlow);

                        //Piston Velocity Cal
                        if(document.getElementById("piston_velocity").disabled == true)
                        {
                            pistonVelocity = pistonVelocityCal(stroke,pistonTime);
                            flagPTimePVelocity = true;
                        }
                        else
                        {
                            if(document.getElementById("piston_velocity").value == "")
                            {
                                pistonVelocity = pistonVelocityCal(stroke,pistonTime);
                                flagPTimePVelocity = true;
                            }
                        }
                    }
                    else
                    {
                        if(document.getElementById("piston_time").disabled == true)
                        {
                            document.getElementById("piston_time").value = "";
                        }
                        if(document.getElementById("rod_time").disabled == true)
                        {
                            document.getElementById("rod_time").value = "";
                        }
                        if(document.getElementById("piston_velocity").disabled == true)
                        {
                            document.getElementById("piston_velocity").value = "";
                        }
                        if(document.getElementById("rod_velocity").disabled == true)
                        {
                            document.getElementById("rod_velocity").value = "";
                        }
                    }
                } // Piston Time End
            }// Stroke If End
            else
            {
                document.getElementById("piston_volume").value = "";
                if(document.getElementById("oilflow").disabled == true)
                {
                    document.getElementById("oilflow").value = ""; 
                    oilFlow = 0;  
                }
                document.getElementById("rod_volume").value = "";  
                if(document.getElementById("piston_time").disabled == true)
                {
                    document.getElementById("piston_time").value = "";      
                }
                if(document.getElementById("rod_time").disabled == true)
                {
                    document.getElementById("rod_time").value = "";      
                }
                if(document.getElementById("piston_velocity").disabled == true)
                {
                    document.getElementById("piston_velocity").value = "";      
                }
                if(document.getElementById("rod_velocity").disabled == true)
                {
                    document.getElementById("rod_velocity").value = "";      
                }       
            }

            // Pressure Cal Backword
            var piston_force = document.getElementById("piston_force").value;
            if(document.getElementById("piston_force").disabled == false)
            {
				forcePistonD   = forcePistonConversion(document.getElementById("piston_force").value);
                if(forcePistonD>0 && forcePistonD <= 9999.9999)
                {
                    rod_area = document.getElementById("rod_area").value;
                    pressureCal(piston_force,pistonArea,rod_area);
                    flagForce = true;
                }
                else if(forcePistonD.length > 0 && forcePistonD != 0)
                {
                    document.getElementById("preassure").disabled = true;
                }
                else
                {
                    document.getElementById("piston_force").value = "";
                    if(document.getElementById("rod_force").disabled == true)
                    {
                        document.getElementById("rod_force").value = "";
                    }
                    if(document.getElementById("preassure").disabled == true)
                    {
                        document.getElementById("preassure").value = "";
                    }
                }    
            }
            
            //Piston Force Cal
            var preassure = document.getElementById("preassure").value;
            if(document.getElementById("preassure").disabled == false)
            {
				pressureD = pressureConversion(document.getElementById("preassure").value);
                if(pressureD>0 && pressureD <= 9999.9999)
                {
					ForcePiston = forcePistonCal(preassure,pistonArea);
				}
                else if((document.getElementById("piston_force").value).length >0 && document.getElementById("piston_force").disabled == false)
                {
                    document.getElementById("preassure").disabled = true;
                }
                else
                {
                    document.getElementById("piston_force").value = "";
                    if(document.getElementById("piston_force").disabled == true)
                    {
                        document.getElementById("rod_force").value = "";
                    }
                }  
            }
            
            // OilFlow Cal 
            pistonTime = document.getElementById("piston_time").value;
            if(document.getElementById("piston_time").disabled == false)
            {	
				timePistonD = timePistonConversion(document.getElementById("piston_time").value);
                if(timePistonD>0 && timePistonD<=9999.9999 && pistonvolume>0)
                {
                    if(document.getElementById("oilflow").disabled == true)
                    {
                        oilFlow = oilFlowOutFlowCal(pistonvolume,pistonTime);
                        rodVolume = document.getElementById("rod_volume").value;
                        if(rodVolume>0)
                        {
                            rodTimeCal(rodVolume,oilFlow);
                        }
                        if(stroke>0 && stroke<= 9999.9999)
                        {
                            pistonVelocityCal(stroke,pistonTime);
                            rodTime = document.getElementById("rod_time").value;
                            if(rodTime>0)
                            {
                                rodVelocityCal(stroke,rodTime);
                            }
                        }
                    }
                    else
                    {
                        if(document.getElementById("oilflow").value == "")
                        {
                            oilFlow = oilFlowOutFlowCal(pistonvolume,pistonTime);
                            if(rodVolume>0)
                            {
                                rodTimeCal(rodVolume,oilFlow);
                            } 
                            if(stroke>0 && stroke<= 9999.9999)
                            {
                                pistonVelocityCal(stroke,pistonTime);
                                timeRodD = timePistonConversion(document.getElementById("rod_time").value);
								if(timeRodD>0 && timeRodD <= 9999.9999)
                                {
                                    rodVelocityCal(stroke,rodTime);
                                }
                            }
                        }
                    }
                
                    //Piston Velocity Cal
                    if(document.getElementById("piston_time").disabled == true)
                    {
                        if(document.getElementById("piston_velocity").disabled == false)
                        {
                            pistonVelocity = pistonVelocityCal(stroke,pistonTime); 
                        }    
                    }    
                }
            } //Oilflow Cal End
            
            //Rod Dia Cal
            var rod_dia = document.getElementById("rod").value;
            if(rod_dia>0 && rod_dia<=9999.9999 && pistonD>rodD)
            {
                rodArea = rodAreaCalculate(pistonArea,rod_dia);
                
                //Ratio Cal
                ratio = ratioCal(pistonArea,rodArea);
                
                
                // Volume Rod Cal
                if(stroke>0 && stroke<=9999.9999)
                {
                    rodVolume = volumeRodCal(pistonvolume,rod_dia,stroke);

                    // oilFlow Cal
                    rodTime = document.getElementById("rod_time").value;
                    pistonTime = document.getElementById("piston_time").value;
                    if(document.getElementById("rod_time").disabled == false)
                    {
                        timeRodD = timePistonConversion(document.getElementById("rod_time").value);
						if( timeRodD > 0 && timeRodD <=9999.9999)
                        {
                            if(document.getElementById("oilflow").disabled == true)
                            {
                                oilFlow = oilFlowByRodCal(rodVolume,rodTime);
                                pistonTime = pistonTimeCal(pistonvolume,oilFlow);
                                pistonVelocityCal(stroke,pistonTime);
                                rodVelocityCal(stroke,rodTime);
                            } 
                            else
                            {
                                if(document.getElementById("oilflow").value == "")
                                {
                                    oilFlow = oilFlowByRodCal(rodVolume,rodTime);
                                    pistonTime = pistonTimeCal(pistonvolume,oilFlow);
                                    pistonVelocityCal(stroke,pistonTime);
                                    rodVelocityCal(stroke,rodTime);
                                }
                            }    
                        }
                    }
                   
                    //Piston Outflow Cal
                    oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
					if(oilflowD>0 && oilflowD<=9999.9999)
                    {
                        pistonOutflow = pistonOutflowCal(oilFlow,ratio);
                    }
					

                    //Rod Time Cal
                    if(document.getElementById("oilflow").disabled == false)
                    {
                        if(oilflowD>0 && oilflowD<=9999.9999)
                        {
                            if(document.getElementById("rod_time").disabled == true)
                            {
                                rodTime = rodTimeCal(rodVolume,oilFlow);    
                            }
                            else
                            {
                                if(document.getElementById("rod_time").value == "")
                                {
                                    rodTime = rodTimeCal(rodVolume,oilFlow); 
                                }
                            }       
                        }
                    }
                }
                else
                {
                    if(document.getElementById("rod_time").disabled == true)
                    {
                         document.getElementById("rod_time").value = "";
                    } 
                }
                
                //Piston Time Cal by Piston Velocity Backword
                pistonVelocity = document.getElementById("piston_velocity").value;
                if(document.getElementById("piston_velocity").disabled == false)
                {
					pistonVelocityD = velocityPistonConversion(document.getElementById("piston_velocity").value);
                    if(stroke>0 && stroke <= 9999.9999 && pistonVelocityD > 0 && pistonVelocityD<=9999.9999)
                    {
                        pistonTimeByVelCal(stroke,pistonVelocity);
                    }
                    else
                    {
                        if(document.getElementById("piston_time").disabled == true)
                        {
                            if(rodTime < 0 || rodTime == "")
                            {
                                document.getElementById("piston_time").value = "";
                            }
                        }
                        if(document.getElementById("rod_time").disabled == true)
                        {
                            document.getElementById("rod_time").value = "";
                        }
                        if(document.getElementById("rod_velocity").disabled == true)
                        {
                            document.getElementById("rod_velocity").value = "";
                        }
                        if(document.getElementById("oilflow").disabled == true)
                        {
                            document.getElementById("oilflow").value = "";
                        }  
                    }                    
                }
                
                //Oil Flow Cal
                pistonTime = document.getElementById("piston_time").value;
                if(document.getElementById("piston_time").disabled == false)
                { 
					timePistonD = timePistonConversion(document.getElementById("piston_time").value);
                    if(timePistonD>0 && timePistonD<=9999.9999 && pistonvolume>0)
                    {
                        if(document.getElementById("oilflow").disabled == true)
                        {
                            oilFlow = oilFlowOutFlowCal(pistonvolume,pistonTime);
                        }
                        else
                        {
                            if(document.getElementById("oilflow").value == "")
                            {
                                 oilFlow = oilFlowOutFlowCal(pistonvolume,pistonTime);
                            }
                        }
                    }
                }
                
                // Rod Time Cal
                oilFlow = document.getElementById("oilflow").value;
                if(document.getElementById("oilflow").disabled == false)
                {
                    oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
					if(oilflowD>0 && oilflowD<=9999.9999 && rodVolume>0)
                    {
                        if(document.getElementById("rod_time").disabled == true)
                        {
                            rodTime = rodTimeCal(rodVolume,oilFlow);       
                        }
                        else
                        {
                            if(document.getElementById("rod_time").value == "")
                            {
                                rodTime = rodTimeCal(rodVolume,oilFlow); 
                            }
                        }    
                    }
                }
                    
                //Rod Velocity Cal
                rodTime = document.getElementById("rod_time").value;
                if(document.getElementById("rod_time").disabled == true)
                {
					timeRodD = timePistonConversion(document.getElementById("rod_time").value);
                    if(timeRodD > 0)
                    {
                        if(document.getElementById("rod_velocity").disabled == true)
                        {
                            rodVelocityCal(stroke,rodTime);
                        }
                        else
                        {
                            if(document.getElementById("rod_velocity").value == "")
                            {
                                rodVelocityCal(stroke,rodTime);
                            }
                        }              
                    }
                }
                    
                //Rod Time Cal By Rod Velocity Backword
                rodVelocity = document.getElementById("rod_velocity").value;
                rodVelocityD = velocityPistonConversion(document.getElementById("rod_velocity").value);
				if(document.getElementById("rod_velocity").disabled == false && (rodVelocityD > 0 && rodVelocityD <= 9999.9999))
                {
                    if(stroke > 0 && stroke <=9999.9999)
                    {
                        rodTime = rodTimeByRodVelCal(stroke,rodVelocity);
                    }
                    if(rodVolume > 0 && rodTime > 0)
                    {  
                        if(document.getElementById("rod_time").disabled == true)
                        {
                            if(document.getElementById("oilflow").disabled == true)
                            {
                                oilFlow = oilFlowByRodCal(rodVolume,rodTime);
                            }
                        }    
                    }
                    oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
					if(oilflowD > 0)
                    {
                        if(document.getElementById("oilflow").disabled == false)
                        {
                            if(oilflowD <= 9999.9999)
                            {
                                pistonOutflowCal(oilFlow,ratio); 
                            }            
                        }
                        else
                        {
                            pistonOutflowCal(oilFlow,ratio); 
                        }    
                    }
                    if(pistonvolume > 0 && oilFlow > 0)
                    {
                        if(document.getElementById("oilflow").disabled == false)
                        {
                            oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
							if(oilflowD <= 9999.9999)
                            {
                                pistonTime = pistonTimeCal(pistonvolume,oilFlow);
                            }
                        }
                        else
                        {
                            pistonTime = pistonTimeCal(pistonvolume,oilFlow);
                        }
                    }
                    if(stroke > 0 && stroke <= 9999.9999 && pistonTime > 0)
                    {
                        if(document.getElementById("piston_time").disabled == false)
                        {
                            timePistonD = timePistonConversion(document.getElementById("piston_time").value);
							if(timePistonD <= 9999.9999)
                            {
                                pistonVelocityCal(stroke,pistonTime);
                            }           
                        }
                        else
                        {
                            pistonVelocityCal(stroke,pistonTime);
                        }         
                    }    
                }// Rod Time Cal By Rod Velocity Backword End
                
                pistonVelocity = document.getElementById("piston_velocity").value;
                if(document.getElementById("piston_velocity").disabled == false)
                {
                    pistonVelocityD = velocityPistonConversion(document.getElementById("piston_velocity").value);
					if((stroke > 0 && stroke <= 9999.9999) && (pistonVelocityD >0 && pistonVelocityD <= 9999.9999))
                    {
                        timeNDepByVelCal(stroke,pistonVelocity);  
                    }                  
                }
                
                // Calculating Force for Rod Side
                if(document.getElementById("preassure").disabled == false)
                {
                    pressureD = pressureConversion(document.getElementById("preassure").value);
					if(pressureD>0 && pressureD<=9999.9999)
                    {
                        rodForce = rodForceCal(preassure,rodArea);
                    }
                }

                // Pressure Cal Backword by Rod Force
                var rod_force = document.getElementById("rod_force").value;
                if(document.getElementById("rod_force").disabled == false && flagForce == false)
                {   
                    forceRodD	= forcePistonConversion(document.getElementById("rod_force").value);
					if(forceRodD>0 && forceRodD <= 9999.9999)
                    {
                        rod_area = document.getElementById("rod_area").value;
                        pressureByRodForce(rod_force,rod_area,pistonArea);
                        //flagForceRod = true;
                    }
                    else
                    {
                        if(document.getElementById("preassure").value != "0" && document.getElementById("preassure").value != "0.")
						{
							document.getElementById("preassure").value = "";
                        }
						if(document.getElementById("piston_force").value != ".")
                        {  
							if(document.getElementById("piston_force").value != "0" && document.getElementById("piston_force").value != "0.")
							{
								document.getElementById("piston_force").value = "";  
							}	
							   
                        }
                    }
                }
                if(document.getElementById("piston_force").disabled == false)
                {
                    forcePistonD   = forcePistonConversion(document.getElementById("piston_force").value);
					if(forcePistonD>0 && forcePistonD <= 9999.9999)
                    {
                        rod_area = document.getElementById("rod_area").value;
                        pressureCal(piston_force,pistonArea,rod_area);
                        flagForce = true;
                    }
                    else if(forcePistonD.length > 0 && forcePistonD != 0)
                    {
                        document.getElementById("preassure").disabled = true;
                    }
                    else
                    {
                        document.getElementById("piston_force").value = "";
                        if(document.getElementById("piston_force").disabled == true)
                        {
                            document.getElementById("rod_force").value = "";
                        }
                    }    
                }
                // Outflow Cal
                oilFlow = document.getElementById("oilflow").value;
                if(oilFlow > 0)
                {
                    if(document.getElementById("oilflow").disabled == false)
                    {
                        oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
						if(oilflowD <= 9999.9999)
                        {
                            pistonOutflowCal(oilFlow,ratio); 
                        }
                    }
                    else
                    {
                        pistonOutflowCal(oilFlow,ratio); 
                    }   
                }
                else
                {
                    document.getElementById("piston_outflow").value = "";
                    document.getElementById("rod_outflow").value = "";   
                }    
            }// Closing Rod Area condition
            else
            {
                document.getElementById("rod_area").value = "";
                document.getElementById("rod_volume").value = "";
                if(document.getElementById("rod_force").disabled == true)
                {
                 document.getElementById("rod_force").value = "";
                }
                document.getElementById("ratio").value = "";
                document.getElementById("piston_outflow").value = "";
                document.getElementById("rod_outflow").value = "";
                if(document.getElementById("rod_time").disabled == true)
                {
                 document.getElementById("rod_time").value = "";
                }
                if(document.getElementById("rod_velocity").disabled == true)
                {
                 document.getElementById("rod_velocity").value = "";
                }
            } // RodArea Else End   
        }// If ENd of Piston Area
        else
        {
            document.getElementById("piston_area").value = "";
            document.getElementById("rod_area").value = "";
            document.getElementById("piston_volume").value = "";
            document.getElementById("rod_volume").value = "";
            if(document.getElementById("piston_force").disabled == true)
            {
                document.getElementById("piston_force").value = "";
            }
            if(document.getElementById("rod_force").disabled == true)
            {
                document.getElementById("rod_force").value = "";
            }
            document.getElementById("ratio").value = "";
            if(document.getElementById("preassure").disabled == true)
            {
                document.getElementById("preassure").value = "";
            }
            if(document.getElementById("piston_time").disabled == true)
            {
                document.getElementById("piston_time").value = "";
            }
            if(document.getElementById("rod_time").disabled == true)
            {
                document.getElementById("rod_time").value = "";
            }
            if(document.getElementById("piston_velocity").disabled == true)
            {
                document.getElementById("piston_velocity").value = "";
            }
            if(document.getElementById("rod_velocity").disabled == true)
            {
                document.getElementById("rod_velocity").value = "";
            }
            document.getElementById("piston_outflow").value = "";
            document.getElementById("rod_outflow").value = "";
            
        }
    }// Imperial Part
    else
    {
        // On Piston Time click Rest 4 fields will be disabled
        if(document.getElementById("piston_time").disabled == false)
        {
            if(document.getElementById("piston_time").value > 0)
            {
                document.getElementById("rod_time").disabled = true;
                document.getElementById("piston_velocity").disabled = true;
                document.getElementById("rod_velocity").disabled = true;
                document.getElementById("oilflow").disabled = true;
            }
        }
		
		// On Rod Time click Rest 4 fields will be disabled
        if(document.getElementById("rod_time").disabled == false)
        {
            if(document.getElementById("rod_time").value != "")
            {
                document.getElementById("piston_time").disabled = true;
                document.getElementById("piston_velocity").disabled = true;
                document.getElementById("rod_velocity").disabled = true;
                document.getElementById("oilflow").disabled = true;
            }
        }
		
        // On Rod Velocity click Rest 4 fields will be disabled
        if(document.getElementById("rod_velocity").disabled == false)
        {
            if(document.getElementById("rod_velocity").value > 0)
            {
                document.getElementById("rod_time").disabled = true;
                document.getElementById("piston_velocity").disabled = true;
                document.getElementById("piston_time").disabled = true;
                document.getElementById("oilflow").disabled = true;
            }
        }
		
		// On Piston Velocity click Rest 4 fields will be disabled
        if(document.getElementById("piston_velocity").disabled == false)
        {
            if(document.getElementById("piston_velocity").value != "")
            {
                document.getElementById("rod_time").disabled = true;
                document.getElementById("rod_velocity").disabled = true;
                document.getElementById("piston_time").disabled = true;
                document.getElementById("oilflow").disabled = true;
            }
        }

        //On deleting of Rod Velocity Dependent will be""
        if(document.getElementById("rod_velocity").disabled == false )
        {
            if(document.getElementById("rod_velocity").value == "" || document.getElementById("rod_velocity").value == ".")
            {             
                if(document.getElementById("rod_time").disabled == true)
                {
                    document.getElementById("rod_time").value = "";    
                }
                if(document.getElementById("piston_velocity").disabled == true)
                {
                    document.getElementById("piston_velocity").value = "";    
                }
                if(document.getElementById("piston_time").disabled == true)
                {
                    document.getElementById("piston_time").value = "";
                }
                if(document.getElementById("oilflow").disabled == true)
                {
                    document.getElementById("oilflow").value = "";
                }

                document.getElementById("rod_time").disabled = false;
                document.getElementById("piston_velocity").disabled = false;
                document.getElementById("piston_time").disabled = false;
                document.getElementById("oilflow").disabled = false;    
            }
        }

        //On deleting of Piston Velocity Dependent will be""
        if(document.getElementById("piston_velocity").disabled == false)
        {
            if(document.getElementById("piston_velocity").value == "" || document.getElementById("piston_velocity").value == ".")
            {             
                if(document.getElementById("rod_time").disabled == true)
                {
                    document.getElementById("rod_time").value = "";    
                }
                if(document.getElementById("rod_velocity").disabled == true)
                {
                    document.getElementById("rod_velocity").value = "";    
                }
                if(document.getElementById("piston_time").disabled == true)
                {
                    document.getElementById("piston_time").value = "";
                }
                if(document.getElementById("oilflow").disabled == true)
                {
                    document.getElementById("oilflow").value = "";
                }

                document.getElementById("rod_time").disabled = false;
                document.getElementById("rod_velocity").disabled = false;
                document.getElementById("piston_time").disabled = false;
                document.getElementById("oilflow").disabled = false;    
            }
        }

        //On deleting of Rod Time Dependent will be""
        if(document.getElementById("rod_time").disabled == false)
        {
            if(document.getElementById("rod_time").value == "" || document.getElementById("rod_time").value == ".")
            {             
                if(document.getElementById("piston_velocity").disabled == true)
                {
                    document.getElementById("piston_velocity").value = "";    
                }
                if(document.getElementById("rod_velocity").disabled == true)
                {
                    document.getElementById("rod_velocity").value = "";    
                }
                if(document.getElementById("piston_time").disabled == true)
                {
                    document.getElementById("piston_time").value = "";
                }
                if(document.getElementById("oilflow").disabled == true)
                {
                    document.getElementById("oilflow").value = "";
                }

                document.getElementById("piston_velocity").disabled = false;
                document.getElementById("rod_velocity").disabled = false;
                document.getElementById("piston_time").disabled = false;
                document.getElementById("oilflow").disabled = false;    
            }
        }

        //On deleting of Piston Time Dependent will be""
        if(document.getElementById("piston_time").disabled == false)
        {
            if(document.getElementById("piston_time").value == "" || document.getElementById("piston_time").value == ".")
            {             
                if(document.getElementById("piston_velocity").disabled == true)
                {
                    document.getElementById("piston_velocity").value = "";    
                }
                if(document.getElementById("rod_velocity").disabled == true)
                {
                    document.getElementById("rod_velocity").value = "";    
                }
                if(document.getElementById("rod_time").disabled == true)
                {
                    document.getElementById("rod_time").value = "";
                }
                if(document.getElementById("oilflow").disabled == true)
                {
                    document.getElementById("oilflow").value = "";
                }

                document.getElementById("piston_velocity").disabled = false;
                document.getElementById("rod_velocity").disabled = false;
                document.getElementById("rod_time").disabled = false;
                document.getElementById("oilflow").disabled = false;    
            }
        }
		
		//On deleting of Piston Force Dependent will be""
        if(document.getElementById("piston_force").disabled == false)
        {
            if(document.getElementById("piston_force").value == "" || document.getElementById("piston_force").value == ".")
            {             
                if(document.getElementById("preassure").disabled == true)
                {
                    document.getElementById("preassure").value = "";    
                }
                if(document.getElementById("rod_force").disabled == true)
                {
                    document.getElementById("rod_force").value = "";    
                }
                
                document.getElementById("preassure").disabled = false;
                document.getElementById("rod_force").disabled = false;
            }
        }

        //On deleting of Rod Force Dependent will be""
        if(document.getElementById("rod_force").disabled == false)
        {
            if(document.getElementById("rod_force").value == "" || document.getElementById("rod_force").value == ".")
            {             
                if(document.getElementById("preassure").disabled == true)
                {
                    document.getElementById("preassure").value = "";    
                }
                if(document.getElementById("piston_force").disabled == true)
                {
                    document.getElementById("piston_force").value = "";    
                }
                
                document.getElementById("preassure").disabled = false;
                document.getElementById("piston_force").disabled = false;
            }
        }
        
		
        var piston_dia = document.getElementById("piston").value-0;
        var oilFlow = document.getElementById("oilflow").value;
        var ForcePiston;
        var pistonArea;
        var rodArea;
        var rodForce;
        var pistonvolume;
        var rodVolume;
        var pistonTime;
        var rodTime;
        var pistonVelocity;
        var ratio;
        var pistonOutflow;
        var rodVelocity;
        var flagForce = false;
        var flagPTimePVelocity = false;
        
        var pistonD = pistonConversion(piston_dia);
		var rodD	= rodConversion(document.getElementById("rod").value);
        
		var oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
		var forcePistonD   = forcePistonConversion(document.getElementById("piston_force").value);
		var forceRodD	= forcePistonConversion(document.getElementById("rod_force").value);
        var timePistonD = timePistonConversion(document.getElementById("piston_time").value);
		var timeRodD = timePistonConversion(document.getElementById("rod_time").value);
		var pistonVelocityD = velocityPistonConversion(document.getElementById("piston_velocity").value);
		var rodVelocityD = velocityPistonConversion(document.getElementById("rod_velocity").value);
		
        //Piston Area Cal I
        if(piston_dia>0 && piston_dia<=9999.9999)
        {
            var pistonArea = pistonAreaCalI(piston_dia);

            //VolumePiston Cal
            var stroke = document.getElementById("stroke").value;
            if(stroke>0 && stroke<=9999.9999)
            {
                pistonvolume = pistonVolumeCalI(piston_dia,stroke);
                rod_dia = document.getElementById("rod").value;
                if(rod_dia > 0 && rod_dia <= 9999.9999)
                {
                    rodVolume = rodVolumeCalI(pistonvolume,rod_dia,stroke);          
                }
                
                //Piston Time Cal
                if(document.getElementById("oilflow").disabled == false)
                {
                    oilFlow = document.getElementById("oilflow").value;
                    oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
					if(oilflowD>0 && oilflowD<=9999.9999)
                    {
                        pistonTime = pistonTimeCalI(pistonvolume,oilFlow);

                        //Piston Velocity Cal
                        if(document.getElementById("piston_velocity").disabled == true)
                        {
                            pistonVelocityCalI(stroke,pistonTime);
                        }
                        else
                        {
                            if(document.getElementById("piston_velocity").value == "")
                            {
                                pistonVelocity = pistonVelocityCalI(stroke,pistonTime);
                                flagPTimePVelocity = true;
                            }
                        }
                    }
                    else
                    {
                        if(document.getElementById("piston_time").disabled == true)
                        {
                            document.getElementById("piston_time").value = "";
                        }
                        if(document.getElementById("rod_time").disabled == true)
                        {
                            document.getElementById("rod_time").value = "";
                        }
                        if(document.getElementById("piston_velocity").disabled == true)
                        {
                            document.getElementById("piston_velocity").value = "";
                        }
                        if(document.getElementById("rod_velocity").disabled == true)
                        {
                            document.getElementById("rod_velocity").value = "";
                        }
                    }
                } // Piston Time Cal End    
            } // Stroke If End.
            else
            {
                document.getElementById("piston_volume").value = "";
                if(document.getElementById("oilflow").disabled == true)
                {
                    document.getElementById("oilflow").value = ""; 
                    oilFlow = 0;  
                }
                document.getElementById("rod_volume").value = "";  
                if(document.getElementById("piston_time").disabled == true)
                {
                    document.getElementById("piston_time").value = "";      
                }
                if(document.getElementById("rod_time").disabled == true)
                {
                    document.getElementById("rod_time").value = "";      
                }
                if(document.getElementById("piston_velocity").disabled == true)
                {
                    document.getElementById("piston_velocity").value = "";      
                }
                if(document.getElementById("rod_velocity").disabled == true)
                {
                    document.getElementById("rod_velocity").value = "";      
                }        
            } // Stroke Else End
            
            // Pressure Cal Backword
            var piston_force = document.getElementById("piston_force").value;
            if(document.getElementById("piston_force").disabled == false)
            {
                forcePistonD   = forcePistonConversion(document.getElementById("piston_force").value);
				if(forcePistonD>0 && forcePistonD <= 9999.9999)
                {
                    rod_area = document.getElementById("rod_area").value;
                    pressureCalI(piston_force,pistonArea,rod_area);
                    flagForce = true;
                }
                else if(forcePistonD.length >0)
                {
                    document.getElementById("preassure").disabled = false;
                }
                else
                {
                    document.getElementById("piston_force").value = "";
                    if(document.getElementById("rod_force").disabled == true)
                    {
                        document.getElementById("rod_force").value = "";
                    }
                    if(document.getElementById("preassure").disabled == true)
                    {
                        document.getElementById("preassure").value = "";
                    }
                }    
            }// Pressure Cal Backword End

            //Piston Force Cal
            var preassure = document.getElementById("preassure").value;
            if(document.getElementById("preassure").disabled == false)
            {
                if(preassure>0 && preassure<=9999.9999)
                {
                    ForcePiston = pistonForceCalI(preassure,pistonArea);
                }
                else if((document.getElementById("piston_force").value).length > 0 &&document.getElementById("piston_force").disabled == false)
                {
                    document.getElementById("preassure").disabled = true;
                }
                else
                {
                    document.getElementById("piston_force").value = "";
                    if(document.getElementById("piston_force").disabled == true)
                    {
                        document.getElementById("rod_force").value = "";
                    }
                }  
            } // Piston Force Cal End

            // OilFlow Cal
            pistonTime = document.getElementById("piston_time").value;
            if(document.getElementById("piston_time").disabled == false)
            {
                timePistonD = timePistonConversion(document.getElementById("piston_time").value);
				if(timePistonD>0 && timePistonD<=9999.9999 && pistonvolume>0)
                {
                    if(document.getElementById("oilflow").disabled == true)
                    {
                        oilFlow = oilFlowCalI(pistonvolume,pistonTime);
                        rodVolume = document.getElementById("rod_volume").value;
                        if(rodVolume>0)
                        {
                            rodTimeCalI(rodVolume,oilFlow);
                        }
                        if(stroke>0 && stroke<= 9999.9999)
                        {
                            pistonVelocityCalI(stroke,pistonTime);
                            rodTime = document.getElementById("rod_time").value;
                            if(rodTime>0)
                            {
                                rodVelocityCalI(stroke,rodTime);
                            }
                        }
                    }
                    else
                    {
                        if(document.getElementById("oilflow").value == "")
                        {
                            oilFlow = oilFlowOutFlowCal(pistonvolume,pistonTime);
                            if(rodVolume>0)
                            {
                                rodTimeCalI(rodVolume,oilFlow);
                            } 
                            if(stroke>0 && stroke<= 9999.9999)
                            {
                                pistonVelocityCal(stroke,pistonTime);
                                timeRodD = timePistonConversion(document.getElementById("rod_time").value);
								if(timeRodD>0 && timeRodD <= 9999.9999)
                                {
                                    rodVelocityCalI(stroke,rodTime);
                                }
                            }
                        }
                    }
                
                
                    //Piston Velocity Cal
                    if(document.getElementById("piston_time").disabled == true)
                    {
                        if(document.getElementById("piston_velocity").disabled == false)
                        {
                            pistonVelocity = pistonVelocityCalI(stroke,pistonTime); 

                        }    
                    }   
                }
            } //Oilflow Block End
            
            //Rod Dia Cal
            var rod_dia = document.getElementById("rod").value;
            if(rod_dia>0 && rod_dia<=9999.9999 && pistonD>rodD)
            {
                rodArea = rodAreaCalI(pistonArea,rod_dia);
                
                //Ratio Cal
                ratio = ratioCal(pistonArea,rodArea);

                if(stroke>0 && stroke<=9999.9999)
                {
                    rodVolume = rodVolumeCalI(pistonvolume,rod_dia,stroke);   
                
                    // oilFlow Cal
                    rodTime = document.getElementById("rod_time").value;
                    pistonTime = document.getElementById("piston_time").value;
                    if(document.getElementById("rod_time").disabled == false)
                    {
                        timeRodD = timePistonConversion(document.getElementById("rod_time").value);
						if( timeRodD > 0 && timeRodD <=9999.9999)
                        {
                            if(document.getElementById("oilflow").disabled == true)
                            {
                                oilFlow = oilFlowByRodCalI(rodVolume,rodTime);
                                pistonTime = pistonTimeCalI(pistonvolume,oilFlow);
                                pistonVelocityCalI(stroke,pistonTime);
                                rodVelocityCalI(stroke,rodTime);
                            } 
                            else
                            {
                                if(document.getElementById("oilflow").value == "")
                                {
                                    oilFlow = oilFlowByRodCalI(rodVolume,rodTime);
                                    pistonTime = pistonTimeCalI(pistonvolume,oilFlow);
                                    pistonVelocityCalI(stroke,pistonTime);
                                    rodVelocityCalI(stroke,rodTime);
                                }
                            }    
                        }
                    }

                    //Piston Outflow Cal
                    oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
					if(oilflowD>0 && oilflowD<=9999.9999)
                    {
                        pistonOutflow = pistonOutflowCalI(oilFlow,ratio);
                    }

                    //Rod Time Cal
                    if(document.getElementById("oilflow").disabled == false)
                    {
                        oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
						if(oilflowD>0 && oilflowD<=9999.9999)
                        {
                            if(document.getElementById("rod_time").disabled == true)
                            {
                                rodTime = rodTimeCalI(rodVolume,oilFlow);   
                            }
                            else
                            {
                                if(document.getElementById("rod_time").value == "")
                                {
                                    rodTime = rodTimeCalI(rodVolume,oilFlow);

                                }
                            }       
                        }
                    }
                }//Stroke End
                else
                {
                    if(document.getElementById("rod_time").disabled == true)
                    {
                         document.getElementById("rod_time").value = "";
                    } 
                }

                //Piston Time Cal by Piston Velocity Backword
                pistonVelocity = document.getElementById("piston_velocity").value;
                if(document.getElementById("piston_velocity").disabled == false)
                {
                    pistonVelocityD = velocityPistonConversion(document.getElementById("piston_velocity").value);
					if(stroke>0 && stroke <= 9999.9999 && pistonVelocityD > 0 && pistonVelocityD<=9999.9999)
                    {
                       pistonTimeByVelCalI(stroke,pistonVelocity);
                    }
                    else
                    {
                        if(document.getElementById("piston_time").disabled == true)
                        {
                            if(rodTime < 0 || rodTime == "")
                            {
                                document.getElementById("piston_time").value = "";
                            }
                        }
                        if(document.getElementById("rod_time").disabled == true)
                        {
                            document.getElementById("rod_time").value = "";
                        }
                        if(document.getElementById("rod_velocity").disabled == true)
                        {
                            document.getElementById("rod_velocity").value = "";
                        }
                        if(document.getElementById("oilflow").disabled == true)
                        {
                            document.getElementById("oilflow").value = "";
                        }  
                    }                    
                }

                //Oil Flow Cal
                pistonTime = document.getElementById("piston_time").value;
                if(document.getElementById("piston_time").disabled == false)
                {    
                    timePistonD = timePistonConversion(document.getElementById("piston_time").value);
					if(pistonTime>0 && timePistonD<=9999.9999 && pistonvolume>0)
                    {
                        if(document.getElementById("oilflow").disabled == true)
                        {
                            oilFlow = oilFlowCalI(pistonvolume,pistonTime);
                        }
                        else
                        {
                            if(document.getElementById("oilflow").value == "")
                            {
                                 oilFlow = oilFlowCalI(pistonvolume,pistonTime);
                            }
                        }
                    }
                }
                
                    // Rod Time Cal
                    oilFlow = document.getElementById("oilflow").value;
                    if(document.getElementById("oilflow").disabled == false)
                    {
                        oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
						if(oilflowD>0 && oilflowD<=9999.9999)
                        {
                            if(document.getElementById("rod_time").disabled == true)
                            {
                                if(rodVolume > 0)
                                {
                                    rodTime = rodTimeCalI(rodVolume,oilFlow); 
                                }       
                            }
                            else
                            {
                                if(document.getElementById("rod_time").value == "")
                                {
                                    rodTime = rodTimeCalI(rodVolume,oilFlow);  
                                }
                            }    
                        }
                    }
                    
                    //Rod Velocity Cal
                    rodTime = document.getElementById("rod_time").value;
                    if(document.getElementById("rod_time").disabled == true)
                    {
						timeRodD = timePistonConversion(document.getElementById("rod_time").value);
                        if(timeRodD > 0 )
                        {
                            if(document.getElementById("rod_velocity").disabled == true)
                            {
                                rodVelocityCalI(stroke,rodTime);
                            }
                            else
                            {
                                if(document.getElementById("rod_velocity").value == "")
                                {
                                    rodVelocityCalI(stroke,rodTime);
                                }
                            }
                                
                        }
                    }

                    //Rod Time Cal By Rod Velocity Backword
                    rodVelocity = document.getElementById("rod_velocity").value;
                    rodVelocityD = velocityPistonConversion(document.getElementById("rod_velocity").value);
					if(document.getElementById("rod_velocity").disabled == false && (rodVelocityD > 0 && rodVelocityD <= 9999.9999))
                    {
                        if(stroke > 0 && stroke <=9999.9999)
                        {
                            rodTime = rodTimeCalByRodVelI(stroke,rodVelocity);
                        }
                        if(rodVolume > 0 && rodTime > 0)
                        {  
                            if(document.getElementById("rod_time").disabled == true)
                            {
                                if(document.getElementById("oilflow").disabled == true)
                                {
                                    oilFlow = oilFlowByRodCalI(rodVolume,rodTime);
                                }
                            }    
                        }
                        oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
						if(oilflowD > 0)
                        {
                            if(document.getElementById("oilflow").disabled == false)
                            {
                                if(oilflowD <= 9999.9999)
                                {
                                   pistonOutflowCalI(oilFlow,ratio);
                                }     
                            }
                            else
                            {
                                pistonOutflowCalI(oilFlow,ratio); 
                            }    
                        }
                        if(pistonvolume > 0 && oilFlow > 0)
                        {
                            if(document.getElementById("oilflow").disabled == false)
                            {
                                oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
								if(oilflowD <= 9999.9999)
                                {
                                    pistonTime = pistonTimeCalI(pistonvolume,oilFlow);
                                }
                            }
                            else
                            {
                                pistonTime = pistonTimeCalI(pistonvolume,oilFlow);
                            }
                        }
                        if(stroke > 0 && stroke <= 9999.9999 && pistonTime > 0)
                        {
                            if(document.getElementById("piston_time").disabled == false)
                            {
                                timePistonD = timePistonConversion(document.getElementById("piston_time").value);
								if(timePistonD <= 9999.9999)
                                {
                                    pistonVelocityCalI(stroke,pistonTime);
                                }   
                            }
                            else
                            {
                                pistonVelocityCalI(stroke,pistonTime);
                            }     
                        }        
                    }
                    // Time & dependency cal by Piston Velocity
                pistonVelocity = document.getElementById("piston_velocity").value;
                if(document.getElementById("piston_velocity").disabled == false)
                {
                    pistonVelocityD = velocityPistonConversion(document.getElementById("piston_velocity").value);
					if((stroke > 0 && stroke <= 9999.9999) && (pistonVelocityD >0 && pistonVelocityD <= 9999.9999))
                    {
                        timeNDepByVelCalI(stroke,pistonVelocity);  
                       
                    }                  
                }
                
                // Calculating Force for Rod Side
                if(document.getElementById("preassure").disabled == false)
                {
                    if(preassure>0 && preassure<=9999.9999)
                    {
                        rodForce = rodForceCalI(preassure,rodArea);
                    }
                }

                // Pressure Cal Backword by Rod Force
                var rod_force = document.getElementById("rod_force").value;
                if(document.getElementById("rod_force").disabled == false && flagForce == false)
                {   
                    forceRodD	= forcePistonConversion(document.getElementById("rod_force").value);
					if(forceRodD>0 && forceRodD <= 9999.9999)
                    {
                        rod_area = document.getElementById("rod_area").value;
                        pressureByRodForceCalI(rod_force,rod_area,pistonArea)
                        //flagForceRod = true;
                    }
                    else
                    {
                        if(document.getElementById("preassure").value != "0" && document.getElementById("preassure").value != "0.")
						{
							document.getElementById("preassure").value = "";
                        }
                        if(piston_force == "." && piston_force == "0" && piston_force == "0.")
                        {   
                            document.getElementById("piston_force").value = "";     
                        }
                    }
                }

                if(document.getElementById("piston_force").disabled == false)
                {
                    forcePistonD   = forcePistonConversion(document.getElementById("piston_force").value);
					if(forcePistonD>0 && forcePistonD <= 9999.9999)
                    {
                        rod_area = document.getElementById("rod_area").value;
                        pressureCalI(piston_force,pistonArea,rod_area);
                        flagForce = true;
                    }
                    else if(forcePistonD.length >0 && forcePistonD != 0)
                    {
                        document.getElementById("preassure").disabled = true;
                    }
                    else
                    {
                        document.getElementById("piston_force").value = "";
                        if(document.getElementById("piston_force").disabled == true)
                        {
                            document.getElementById("rod_force").value = "";
                        }
                    }    
                }
                // Outflow Cal
                oilFlow = document.getElementById("oilflow").value;
                if(oilFlow > 0)
                {
                    if(document.getElementById("oilflow").disabled == false)
                    {
                        oilflowD  = oilflowConversion(document.getElementById("oilflow").value);
						if(oilflowD <= 9999.9999)
                        {
                            pistonOutflowCalI(oilFlow,ratio); 
                        }     
                    }
                    else
                    {
                        pistonOutflowCalI(oilFlow,ratio); 
                    }   
                }
                else
                {
                    document.getElementById("piston_outflow").value = "";
                    document.getElementById("rod_outflow").value = "";   
                }   
            }// Rod Area End 
            else
            {
                document.getElementById("rod_area").value = "";
                document.getElementById("rod_volume").value = "";
                if(document.getElementById("rod_force").disabled == true)
                {
                 document.getElementById("rod_force").value = "";
                }
                document.getElementById("ratio").value = "";
                document.getElementById("piston_outflow").value = "";
                document.getElementById("rod_outflow").value = "";
                if(document.getElementById("rod_time").disabled == true)
                {
                 document.getElementById("rod_time").value = "";
                }
                if(document.getElementById("rod_velocity").disabled == true)
                {
                 document.getElementById("rod_velocity").value = "";
                }
            }
        }//Piston Area Condition closed
        else
        {
            document.getElementById("piston_area").value = "";
            document.getElementById("rod_area").value = "";
            document.getElementById("piston_volume").value = "";
            document.getElementById("rod_volume").value = "";
            if(document.getElementById("piston_force").disabled == true)
            {
                document.getElementById("piston_force").value = "";
            }
            if(document.getElementById("rod_force").disabled == true)
            {
                document.getElementById("rod_force").value = "";
            }
            document.getElementById("ratio").value = "";
            if(document.getElementById("preassure").disabled == true)
            {
                document.getElementById("preassure").value = "";
            }
            if(document.getElementById("piston_time").disabled == true)
            {
                document.getElementById("piston_time").value = "";
            }
            if(document.getElementById("rod_time").disabled == true)
            {
                document.getElementById("rod_time").value = "";
            }
            if(document.getElementById("piston_velocity").disabled == true)
            {
                document.getElementById("piston_velocity").value = "";
            }
            if(document.getElementById("rod_velocity").disabled == true)
            {
                document.getElementById("rod_velocity").value = "";
            }
            document.getElementById("piston_outflow").value = "";
            document.getElementById("rod_outflow").value = "";    
        }
    }// Imperial Condition closed
	}//keycode by prakhar
}