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function lengthConv() {
   document.conv1.lengthnum1.selectedIndex;
   document.conv1.lengthnum2.selectedIndex;
   document.conv1.lengthvalue1.value;
   document.conv1.lengthvalue2.value;
 
   if (document.conv1.lengthnum1.selectedIndex == 1 && document.conv1.lengthnum2.selectedIndex == 1)
      {document.conv1.lengthvalue2.value = document.conv1.lengthvalue1.value;}
   if (document.conv1.lengthnum1.selectedIndex == 1 && document.conv1.lengthnum2.selectedIndex == 2)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.621504)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 1 && document.conv1.lengthnum2.selectedIndex == 3)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 1093.6132)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 1 && document.conv1.lengthnum2.selectedIndex == 4)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 1000000)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 1 && document.conv1.lengthnum2.selectedIndex == 5)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 100000)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 1 && document.conv1.lengthnum2.selectedIndex == 6)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 39370.07874)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 1 && document.conv1.lengthnum2.selectedIndex == 7)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 3280.839895)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 1 && document.conv1.lengthnum2.selectedIndex == 8)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 1000)) * 100000) / 100000;}
 
   if (document.conv1.lengthnum1.selectedIndex == 2 && document.conv1.lengthnum2.selectedIndex == 1)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 1.609)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 2 && document.conv1.lengthnum2.selectedIndex == 2)
      {document.conv1.lengthvalue2.value = document.conv1.lengthvalue1.value}
   if (document.conv1.lengthnum1.selectedIndex == 2 && document.conv1.lengthnum2.selectedIndex == 3)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 1759.623797)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 2 && document.conv1.lengthnum2.selectedIndex == 4)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 1609000)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 2 && document.conv1.lengthnum2.selectedIndex == 5)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 160900)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 2 && document.conv1.lengthnum2.selectedIndex == 6)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 63346.456693)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 2 && document.conv1.lengthnum2.selectedIndex == 7)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 5278.871391)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 2 && document.conv1.lengthnum2.selectedIndex == 8)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 1609)) * 100000) / 100000;}
 
   if (document.conv1.lengthnum1.selectedIndex == 3 && document.conv1.lengthnum2.selectedIndex == 1)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.000914)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 3 && document.conv1.lengthnum2.selectedIndex == 2)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.000568)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 3 && document.conv1.lengthnum2.selectedIndex == 3)
      {document.conv1.lengthvalue2.value = document.conv1.lengthvalue1.value;}  
   if (document.conv1.lengthnum1.selectedIndex == 3 && document.conv1.lengthnum2.selectedIndex == 4)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 914.4)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 3 && document.conv1.lengthnum2.selectedIndex == 5)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 91.44)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 3 && document.conv1.lengthnum2.selectedIndex == 6)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 36)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 3 && document.conv1.lengthnum2.selectedIndex == 7)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 3)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 3 && document.conv1.lengthnum2.selectedIndex == 8)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.9144)) * 100000) / 100000;}  
 
   if (document.conv1.lengthnum1.selectedIndex == 4 && document.conv1.lengthnum2.selectedIndex == 1)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.000001)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 4 && document.conv1.lengthnum2.selectedIndex == 2)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) / 1609000)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 4 && document.conv1.lengthnum2.selectedIndex == 3)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.001094)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 4 && document.conv1.lengthnum2.selectedIndex == 4)
      {document.conv1.lengthvalue2.value = document.conv1.lengthvalue1.value;}
   if (document.conv1.lengthnum1.selectedIndex == 4 && document.conv1.lengthnum2.selectedIndex == 5)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.1)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 4 && document.conv1.lengthnum2.selectedIndex == 6)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.03937)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 4 && document.conv1.lengthnum2.selectedIndex == 7)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.003281)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 4 && document.conv1.lengthnum2.selectedIndex == 8)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.001)) * 100000) / 100000;}
 
   if (document.conv1.lengthnum1.selectedIndex == 5 && document.conv1.lengthnum2.selectedIndex == 1)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.00001)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 5 && document.conv1.lengthnum2.selectedIndex == 2)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.000006)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 5 && document.conv1.lengthnum2.selectedIndex == 3)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.010936)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 5 && document.conv1.lengthnum2.selectedIndex == 4)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 10)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 5 && document.conv1.lengthnum2.selectedIndex == 5)
      {document.conv1.lengthvalue2.value = document.conv1.lengthvalue1.value;}
   if (document.conv1.lengthnum1.selectedIndex == 5 && document.conv1.lengthnum2.selectedIndex == 6)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.393701)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 5 && document.conv1.lengthnum2.selectedIndex == 7)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.032808)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 5 && document.conv1.lengthnum2.selectedIndex == 8)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.01)) * 100000) / 100000;}
 
   if (document.conv1.lengthnum1.selectedIndex == 6 && document.conv1.lengthnum2.selectedIndex == 1)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.000025)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 6 && document.conv1.lengthnum2.selectedIndex == 2)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.000016)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 6 && document.conv1.lengthnum2.selectedIndex == 3)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.027778)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 6 && document.conv1.lengthnum2.selectedIndex == 4)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 25.4)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 6 && document.conv1.lengthnum2.selectedIndex == 5)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 2.54)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 6 && document.conv1.lengthnum2.selectedIndex == 6)
      {document.conv1.lengthvalue2.value = document.conv1.lengthvalue1.value;}  
   if (document.conv1.lengthnum1.selectedIndex == 6 && document.conv1.lengthnum2.selectedIndex == 7)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.083333)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 6 && document.conv1.lengthnum2.selectedIndex == 8)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.0254)) * 100000) / 100000;}
 
   if (document.conv1.lengthnum1.selectedIndex == 7 && document.conv1.lengthnum2.selectedIndex == 1)
      {document.conv1.lengthvalue2.value =  Math.round((((document.conv1.lengthvalue1.value) * 0.000305)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 7 && document.conv1.lengthnum2.selectedIndex == 2)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.000189)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 7 && document.conv1.lengthnum2.selectedIndex == 3)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.333333)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 7 && document.conv1.lengthnum2.selectedIndex == 4)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 304.8)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 7 && document.conv1.lengthnum2.selectedIndex == 5)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 30.48)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 7 && document.conv1.lengthnum2.selectedIndex == 6)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 12)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 7 && document.conv1.lengthnum2.selectedIndex == 7)
      {document.conv1.lengthvalue2.value = document.conv1.lengthvalue1.value;}
   if (document.conv1.lengthnum1.selectedIndex == 7 && document.conv1.lengthnum2.selectedIndex == 8)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.3048)) * 100000) / 100000;}
 
   if (document.conv1.lengthnum1.selectedIndex == 8 && document.conv1.lengthnum2.selectedIndex == 1)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.001)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 8 && document.conv1.lengthnum2.selectedIndex == 2)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 0.000622)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 8 && document.conv1.lengthnum2.selectedIndex == 3)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 1.093613)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 8 && document.conv1.lengthnum2.selectedIndex == 4)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 1000)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 8 && document.conv1.lengthnum2.selectedIndex == 5)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 100)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 8 && document.conv1.lengthnum2.selectedIndex == 6)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 39.370079)) * 100000) / 100000;}  
   if (document.conv1.lengthnum1.selectedIndex == 8 && document.conv1.lengthnum2.selectedIndex == 7)
      {document.conv1.lengthvalue2.value = Math.round((((document.conv1.lengthvalue1.value) * 3.28084)) * 100000) / 100000;}
   if (document.conv1.lengthnum1.selectedIndex == 8 && document.conv1.lengthnum2.selectedIndex == 8)
      {document.conv1.lengthvalue2.value = document.conv1.lengthvalue1.value;}
}
 
function areaConv() {
   document.conv2.areanum1.selectedIndex;
   document.conv2.areanum2.selectedIndex;
   document.conv2.areavalue1.value;
   document.conv2.areavalue2.value;
 
   if (document.conv2.areanum1.selectedIndex == 1 && document.conv2.areanum2.selectedIndex == 1)
      {document.conv2.areavalue2.value = document.conv2.areavalue1.value;}
   if (document.conv2.areanum1.selectedIndex == 1 && document.conv2.areanum2.selectedIndex == 2)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 100)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 1 && document.conv2.areanum2.selectedIndex == 3)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 1000000)) * 100000) / 100000;}  
   if (document.conv2.areanum1.selectedIndex == 1 && document.conv2.areanum2.selectedIndex == 4)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.3861)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 1 && document.conv2.areanum2.selectedIndex == 5)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 1195991.991638)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 1 && document.conv2.areanum2.selectedIndex == 6)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 10763926.637382)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 1 && document.conv2.areanum2.selectedIndex == 7)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 247.108827)) * 100000) / 100000;}
 
   if (document.conv2.areanum1.selectedIndex == 2 && document.conv2.areanum2.selectedIndex == 1)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.01)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 2 && document.conv2.areanum2.selectedIndex == 2)
      {document.conv2.areavalue2.value = document.conv2.areavalue1.value;}
   if (document.conv2.areanum1.selectedIndex == 2 && document.conv2.areanum2.selectedIndex == 3)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 10000)) * 100000) / 100000;}  
   if (document.conv2.areanum1.selectedIndex == 2 && document.conv2.areanum2.selectedIndex == 4)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.003861)) * 10000) / 10000;}
   if (document.conv2.areanum1.selectedIndex == 2 && document.conv2.areanum2.selectedIndex == 5)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 11959.919916)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 2 && document.conv2.areanum2.selectedIndex == 6)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 107639.266374)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 2 && document.conv2.areanum2.selectedIndex == 7)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 2.471088)) * 100000) / 100000;}
 
   if (document.conv2.areanum1.selectedIndex == 3 && document.conv2.areanum2.selectedIndex == 1)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.000001)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 3 && document.conv2.areanum2.selectedIndex == 2)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.0001)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 3 && document.conv2.areanum2.selectedIndex == 3)
      {document.conv2.areavalue2.value = document.conv2.areavalue1.value;}  
   if (document.conv2.areanum1.selectedIndex == 3 && document.conv2.areanum2.selectedIndex == 4)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) / 2590000)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 3 && document.conv2.areanum2.selectedIndex == 5)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 1.195992)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 3 && document.conv2.areanum2.selectedIndex == 6)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 10.763927)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 3 && document.conv2.areanum2.selectedIndex == 7)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.000247)) * 100000) / 100000;}
 
   if (document.conv2.areanum1.selectedIndex == 4 && document.conv2.areanum2.selectedIndex == 1)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 2.59)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 4 && document.conv2.areanum2.selectedIndex == 2)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 259)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 4 && document.conv2.areanum2.selectedIndex == 3)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 2590000)) * 100000) / 100000;}  
   if (document.conv2.areanum1.selectedIndex == 4 && document.conv2.areanum2.selectedIndex == 4)
      {document.conv2.areavalue2.value = document.conv2.areavalue1.value;}
   if (document.conv2.areanum1.selectedIndex == 4 && document.conv2.areanum2.selectedIndex == 5)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 3097619.258341)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 4 && document.conv2.areanum2.selectedIndex == 6)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 27878569.990818)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 4 && document.conv2.areanum2.selectedIndex == 7)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 640.011861)) * 100000) / 100000;}
 
   if (document.conv2.areanum1.selectedIndex == 5 && document.conv2.areanum2.selectedIndex == 1)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.000001)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 5 && document.conv2.areanum2.selectedIndex == 2)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.000084)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 5 && document.conv2.areanum2.selectedIndex == 3)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.836126)) * 100000) / 100000;}  
   if (document.conv2.areanum1.selectedIndex == 5 && document.conv2.areanum2.selectedIndex == 4)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) / 3097619.258341)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 5 && document.conv2.areanum2.selectedIndex == 5)
      {document.conv2.areavalue2.value = document.conv2.areavalue1.value;}
   if (document.conv2.areanum1.selectedIndex == 5 && document.conv2.areanum2.selectedIndex == 6)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 8.999)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 5 && document.conv2.areanum2.selectedIndex == 7)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.000207)) * 100000) / 100000;}
 
   if (document.conv2.areanum1.selectedIndex == 6 && document.conv2.areanum2.selectedIndex == 1)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) / 10763926.637382)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 6 && document.conv2.areanum2.selectedIndex == 2)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.000009)) * 10000000) / 10000000;}
   if (document.conv2.areanum1.selectedIndex == 6 && document.conv2.areanum2.selectedIndex == 3)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.092903)) * 100000) / 100000;}  
   if (document.conv2.areanum1.selectedIndex == 6 && document.conv2.areanum2.selectedIndex == 4)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) / 27878569.990818)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 6 && document.conv2.areanum2.selectedIndex == 5)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.111111)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 6 && document.conv2.areanum2.selectedIndex == 6)
      {document.conv2.areavalue2.value = document.conv2.areavalue1.value;}
   if (document.conv2.areanum1.selectedIndex == 6 && document.conv2.areanum2.selectedIndex == 7)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.000023)) * 100000) / 100000;}
 
   if (document.conv2.areanum1.selectedIndex == 7 && document.conv2.areanum2.selectedIndex == 1)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.004047)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 7 && document.conv2.areanum2.selectedIndex == 2)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.40468)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 7 && document.conv2.areanum2.selectedIndex == 3)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 4046.8)) * 100000) / 100000;}  
   if (document.conv2.areanum1.selectedIndex == 7 && document.conv2.areanum2.selectedIndex == 4)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 0.001562)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 7 && document.conv2.areanum2.selectedIndex == 5)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 4839.940392)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 7 && document.conv2.areanum2.selectedIndex == 6)
      {document.conv2.areavalue2.value = Math.round((((document.conv2.areavalue1.value) * 43559.458316)) * 100000) / 100000;}
   if (document.conv2.areanum1.selectedIndex == 7 && document.conv2.areanum2.selectedIndex == 7)
      {document.conv2.areavalue2.value = document.conv2.areavalue1.value;}
}
 
function weightConv() {
   document.conv3.weightnum1.selectedIndex;
   document.conv3.weightnum2.selectedIndex;
   document.conv3.weightvalue1.value;
   document.conv3.weightvalue2.value;
 
   if (document.conv3.weightnum1.selectedIndex == 1 && document.conv3.weightnum2.selectedIndex == 1)
      {document.conv3.weightvalue2.value = document.conv3.weightvalue1.value;}
   if (document.conv3.weightnum1.selectedIndex == 1 && document.conv3.weightnum2.selectedIndex == 2)
      {document.conv3.weightvalue2.value = Math.round((((document.conv3.weightvalue1.value) * 1000)) * 100000) / 100000;}
   if (document.conv3.weightnum1.selectedIndex == 1 && document.conv3.weightnum2.selectedIndex == 3)
      {document.conv3.weightvalue2.value = Math.round((((document.conv3.weightvalue1.value) * 2.204634)) * 100000) / 100000;}  
   if (document.conv3.weightnum1.selectedIndex == 1 && document.conv3.weightnum2.selectedIndex == 4)
      {document.conv3.weightvalue2.value = Math.round((((document.conv3.weightvalue1.value) * 35.273369)) * 100000) / 100000;}
 
   if (document.conv3.weightnum1.selectedIndex == 2 && document.conv3.weightnum2.selectedIndex == 1)
      {document.conv3.weightvalue2.value = Math.round((((document.conv3.weightvalue1.value) * 0.001)) * 100000) / 100000;}
   if (document.conv3.weightnum1.selectedIndex == 2 && document.conv3.weightnum2.selectedIndex == 2)
      {document.conv3.weightvalue2.value = document.conv3.weightvalue1.value;}
   if (document.conv3.weightnum1.selectedIndex == 2 && document.conv3.weightnum2.selectedIndex == 3)
      {document.conv3.weightvalue2.value = Math.round((((document.conv3.weightvalue1.value) * 0.002205)) * 100000) / 100000;}  
   if (document.conv3.weightnum1.selectedIndex == 2 && document.conv3.weightnum2.selectedIndex == 4)
      {document.conv3.weightvalue2.value = Math.round((((document.conv3.weightvalue1.value) * 0.035273)) * 100000) / 100000;}
 
   if (document.conv3.weightnum1.selectedIndex == 3 && document.conv3.weightnum2.selectedIndex == 1)
      {document.conv3.weightvalue2.value = Math.round((((document.conv3.weightvalue1.value) * 0.45359)) * 100000) / 100000;}
   if (document.conv3.weightnum1.selectedIndex == 3 && document.conv3.weightnum2.selectedIndex == 2)
      {document.conv3.weightvalue2.value = Math.round((((document.conv3.weightvalue1.value) * 453.59)) * 100000) / 100000;}
   if (document.conv3.weightnum1.selectedIndex == 3 && document.conv3.weightnum2.selectedIndex == 3)
      {document.conv3.weightvalue2.value = document.conv3.weightvalue1.value;}  
   if (document.conv3.weightnum1.selectedIndex == 3 && document.conv3.weightnum2.selectedIndex == 4)
      {document.conv3.weightvalue2.value = Math.round((((document.conv3.weightvalue1.value) * 15.999647)) * 100000) / 100000;}
 
   if (document.conv3.weightnum1.selectedIndex == 4 && document.conv3.weightnum2.selectedIndex == 1)
      {document.conv3.weightvalue2.value = Math.round((((document.conv3.weightvalue1.value) * 0.02835)) * 100000) / 100000;}
   if (document.conv3.weightnum1.selectedIndex == 4 && document.conv3.weightnum2.selectedIndex == 2)
      {document.conv3.weightvalue2.value = Math.round((((document.conv3.weightvalue1.value) * 28.35)) * 100000) / 100000;}
   if (document.conv3.weightnum1.selectedIndex == 4 && document.conv3.weightnum2.selectedIndex == 3)
      {document.conv3.weightvalue2.value = Math.round((((document.conv3.weightvalue1.value) * 0.062501)) * 100000) / 100000;}  
   if (document.conv3.weightnum1.selectedIndex == 4 && document.conv3.weightnum2.selectedIndex == 4)
      {document.conv3.weightvalue2.value = document.conv3.weightvalue1.value;}
}
// -->