<!--
onError=null
// -->

<!-- DROP DOWN MENU -->
<!--
function gotopage() {
  if (document.dpdown.choice.selectedIndex==0) return;
  if (document.dpdown.choice.selectedIndex==1) { location.href="../home/index.html"; }
  if (document.dpdown.choice.selectedIndex==2) { location.href="../home/fitness/index.html"; }
  if (document.dpdown.choice.selectedIndex==3) { location.href="../home/quotes/index.html"; }
  if (document.dpdown.choice.selectedIndex==4) { location.href="../home/album/index.html"; }
  if (document.dpdown.choice.selectedIndex==5) { location.href="../home/files/site_map.html"; }
  if (document.dpdown.choice.selectedIndex==6) { location.href="files/contact.html"; }
}
// -->

<!-- BOOKMARK -->
<!--
function bookmark() {
 if (document.all)
 window.external.AddFavorite("http://sivamdesign.com/scripts/maths.html","Sandeep\'s JavaScript Page (Maths Scripts)");
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// -->

<!-- TEMPERATURE CONVERTER -->
<!--
function celsconv() {
document.convert.result.value=Math.round(((document.convert.temp.value) * 9/5 + 32) * 10) / 10;
}
function fahrconv() {
document.convert.temp.value=Math.round(((((document.convert.result.value)- 32) * 5)/9) * 10) / 10;
}

if(document.layers) window.captureEvents(Event.KEYDOWN);
function enterKey() {
 if(event.keyCode==13) event.keyCode=9; }
// -->

<!-- MILEAGE CALCULATOR -->
<!--
function average() {
document.mileform.grandtotal.value=Math.round(parseInt(document.mileform.total1.value)
                                  /parseInt(document.mileform.total2.value) * 100) / 100; }
// -->

<!--MULTI CONVERTER-->
<!--
function lengthConv() {
   document.con1.lengthnum1.selectedIndex;
   document.con1.lengthnum2.selectedIndex;
   document.con1.lengthvalue1.value;
   document.con1.lengthvalue2.value;

   if (document.con1.lengthnum1.selectedIndex == 1 && document.con1.lengthnum2.selectedIndex == 1)
      {document.con1.lengthvalue2.value = document.con1.lengthvalue1.value;}
   if (document.con1.lengthnum1.selectedIndex == 1 && document.con1.lengthnum2.selectedIndex == 2)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.621504)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 1 && document.con1.lengthnum2.selectedIndex == 3)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 1093.6132)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 1 && document.con1.lengthnum2.selectedIndex == 4)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 1000000)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 1 && document.con1.lengthnum2.selectedIndex == 5)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 100000)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 1 && document.con1.lengthnum2.selectedIndex == 6)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 39370.07874)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 1 && document.con1.lengthnum2.selectedIndex == 7)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 3280.839895)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 1 && document.con1.lengthnum2.selectedIndex == 8)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 1000)) * 100000) / 100000;}

   if (document.con1.lengthnum1.selectedIndex == 2 && document.con1.lengthnum2.selectedIndex == 1)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 1.609)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 2 && document.con1.lengthnum2.selectedIndex == 2)
      {document.con1.lengthvalue2.value = document.con1.lengthvalue1.value}
   if (document.con1.lengthnum1.selectedIndex == 2 && document.con1.lengthnum2.selectedIndex == 3)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 1759.623797)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 2 && document.con1.lengthnum2.selectedIndex == 4)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 1609000)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 2 && document.con1.lengthnum2.selectedIndex == 5)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 160900)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 2 && document.con1.lengthnum2.selectedIndex == 6)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 63346.456693)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 2 && document.con1.lengthnum2.selectedIndex == 7)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 5278.871391)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 2 && document.con1.lengthnum2.selectedIndex == 8)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 1609)) * 100000) / 100000;}

   if (document.con1.lengthnum1.selectedIndex == 3 && document.con1.lengthnum2.selectedIndex == 1)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.000914)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 3 && document.con1.lengthnum2.selectedIndex == 2)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.000568)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 3 && document.con1.lengthnum2.selectedIndex == 3)
      {document.con1.lengthvalue2.value = document.con1.lengthvalue1.value;}  
   if (document.con1.lengthnum1.selectedIndex == 3 && document.con1.lengthnum2.selectedIndex == 4)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 914.4)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 3 && document.con1.lengthnum2.selectedIndex == 5)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 91.44)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 3 && document.con1.lengthnum2.selectedIndex == 6)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 36)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 3 && document.con1.lengthnum2.selectedIndex == 7)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 3)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 3 && document.con1.lengthnum2.selectedIndex == 8)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.9144)) * 100000) / 100000;}  

   if (document.con1.lengthnum1.selectedIndex == 4 && document.con1.lengthnum2.selectedIndex == 1)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.000001)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 4 && document.con1.lengthnum2.selectedIndex == 2)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) / 1609000)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 4 && document.con1.lengthnum2.selectedIndex == 3)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.001094)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 4 && document.con1.lengthnum2.selectedIndex == 4)
      {document.con1.lengthvalue2.value = document.con1.lengthvalue1.value;}
   if (document.con1.lengthnum1.selectedIndex == 4 && document.con1.lengthnum2.selectedIndex == 5)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.1)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 4 && document.con1.lengthnum2.selectedIndex == 6)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.03937)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 4 && document.con1.lengthnum2.selectedIndex == 7)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.003281)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 4 && document.con1.lengthnum2.selectedIndex == 8)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.001)) * 100000) / 100000;}

   if (document.con1.lengthnum1.selectedIndex == 5 && document.con1.lengthnum2.selectedIndex == 1)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.00001)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 5 && document.con1.lengthnum2.selectedIndex == 2)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.000006)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 5 && document.con1.lengthnum2.selectedIndex == 3)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.010936)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 5 && document.con1.lengthnum2.selectedIndex == 4)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 10)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 5 && document.con1.lengthnum2.selectedIndex == 5)
      {document.con1.lengthvalue2.value = document.con1.lengthvalue1.value;}
   if (document.con1.lengthnum1.selectedIndex == 5 && document.con1.lengthnum2.selectedIndex == 6)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.393701)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 5 && document.con1.lengthnum2.selectedIndex == 7)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.032808)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 5 && document.con1.lengthnum2.selectedIndex == 8)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.01)) * 100000) / 100000;}

   if (document.con1.lengthnum1.selectedIndex == 6 && document.con1.lengthnum2.selectedIndex == 1)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.000025)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 6 && document.con1.lengthnum2.selectedIndex == 2)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.000016)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 6 && document.con1.lengthnum2.selectedIndex == 3)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.027778)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 6 && document.con1.lengthnum2.selectedIndex == 4)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 25.4)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 6 && document.con1.lengthnum2.selectedIndex == 5)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 2.54)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 6 && document.con1.lengthnum2.selectedIndex == 6)
      {document.con1.lengthvalue2.value = document.con1.lengthvalue1.value;}  
   if (document.con1.lengthnum1.selectedIndex == 6 && document.con1.lengthnum2.selectedIndex == 7)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.083333)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 6 && document.con1.lengthnum2.selectedIndex == 8)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.0254)) * 100000) / 100000;}

   if (document.con1.lengthnum1.selectedIndex == 7 && document.con1.lengthnum2.selectedIndex == 1)
      {document.con1.lengthvalue2.value =  Math.round((((document.con1.lengthvalue1.value) * 0.000305)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 7 && document.con1.lengthnum2.selectedIndex == 2)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.000189)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 7 && document.con1.lengthnum2.selectedIndex == 3)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.333333)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 7 && document.con1.lengthnum2.selectedIndex == 4)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 304.8)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 7 && document.con1.lengthnum2.selectedIndex == 5)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 30.48)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 7 && document.con1.lengthnum2.selectedIndex == 6)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 12)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 7 && document.con1.lengthnum2.selectedIndex == 7)
      {document.con1.lengthvalue2.value = document.con1.lengthvalue1.value;}
   if (document.con1.lengthnum1.selectedIndex == 7 && document.con1.lengthnum2.selectedIndex == 8)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.3048)) * 100000) / 100000;}

   if (document.con1.lengthnum1.selectedIndex == 8 && document.con1.lengthnum2.selectedIndex == 1)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.001)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 8 && document.con1.lengthnum2.selectedIndex == 2)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 0.000622)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 8 && document.con1.lengthnum2.selectedIndex == 3)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 1.093613)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 8 && document.con1.lengthnum2.selectedIndex == 4)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 1000)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 8 && document.con1.lengthnum2.selectedIndex == 5)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 100)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 8 && document.con1.lengthnum2.selectedIndex == 6)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 39.370079)) * 100000) / 100000;}  
   if (document.con1.lengthnum1.selectedIndex == 8 && document.con1.lengthnum2.selectedIndex == 7)
      {document.con1.lengthvalue2.value = Math.round((((document.con1.lengthvalue1.value) * 3.28084)) * 100000) / 100000;}
   if (document.con1.lengthnum1.selectedIndex == 8 && document.con1.lengthnum2.selectedIndex == 8)
      {document.con1.lengthvalue2.value = document.con1.lengthvalue1.value;}
}

function areaConv() {
   document.con2.areanum1.selectedIndex;
   document.con2.areanum2.selectedIndex;
   document.con2.areavalue1.value;
   document.con2.areavalue2.value;

   if (document.con2.areanum1.selectedIndex == 1 && document.con2.areanum2.selectedIndex == 1)
      {document.con2.areavalue2.value = document.con2.areavalue1.value;}
   if (document.con2.areanum1.selectedIndex == 1 && document.con2.areanum2.selectedIndex == 2)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 100)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 1 && document.con2.areanum2.selectedIndex == 3)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 1000000)) * 100000) / 100000;}  
   if (document.con2.areanum1.selectedIndex == 1 && document.con2.areanum2.selectedIndex == 4)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.3861)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 1 && document.con2.areanum2.selectedIndex == 5)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 1195991.991638)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 1 && document.con2.areanum2.selectedIndex == 6)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 10763926.637382)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 1 && document.con2.areanum2.selectedIndex == 7)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 247.108827)) * 100000) / 100000;}

   if (document.con2.areanum1.selectedIndex == 2 && document.con2.areanum2.selectedIndex == 1)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.01)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 2 && document.con2.areanum2.selectedIndex == 2)
      {document.con2.areavalue2.value = document.con2.areavalue1.value;}
   if (document.con2.areanum1.selectedIndex == 2 && document.con2.areanum2.selectedIndex == 3)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 10000)) * 100000) / 100000;}  
   if (document.con2.areanum1.selectedIndex == 2 && document.con2.areanum2.selectedIndex == 4)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.003861)) * 10000) / 10000;}
   if (document.con2.areanum1.selectedIndex == 2 && document.con2.areanum2.selectedIndex == 5)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 11959.919916)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 2 && document.con2.areanum2.selectedIndex == 6)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 107639.266374)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 2 && document.con2.areanum2.selectedIndex == 7)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 2.471088)) * 100000) / 100000;}

   if (document.con2.areanum1.selectedIndex == 3 && document.con2.areanum2.selectedIndex == 1)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.000001)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 3 && document.con2.areanum2.selectedIndex == 2)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.0001)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 3 && document.con2.areanum2.selectedIndex == 3)
      {document.con2.areavalue2.value = document.con2.areavalue1.value;}  
   if (document.con2.areanum1.selectedIndex == 3 && document.con2.areanum2.selectedIndex == 4)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) / 2590000)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 3 && document.con2.areanum2.selectedIndex == 5)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 1.195992)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 3 && document.con2.areanum2.selectedIndex == 6)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 10.763927)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 3 && document.con2.areanum2.selectedIndex == 7)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.000247)) * 100000) / 100000;}

   if (document.con2.areanum1.selectedIndex == 4 && document.con2.areanum2.selectedIndex == 1)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 2.59)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 4 && document.con2.areanum2.selectedIndex == 2)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 259)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 4 && document.con2.areanum2.selectedIndex == 3)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 2590000)) * 100000) / 100000;}  
   if (document.con2.areanum1.selectedIndex == 4 && document.con2.areanum2.selectedIndex == 4)
      {document.con2.areavalue2.value = document.con2.areavalue1.value;}
   if (document.con2.areanum1.selectedIndex == 4 && document.con2.areanum2.selectedIndex == 5)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 3097619.258341)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 4 && document.con2.areanum2.selectedIndex == 6)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 27878569.990818)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 4 && document.con2.areanum2.selectedIndex == 7)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 640.011861)) * 100000) / 100000;}

   if (document.con2.areanum1.selectedIndex == 5 && document.con2.areanum2.selectedIndex == 1)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.000001)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 5 && document.con2.areanum2.selectedIndex == 2)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.000084)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 5 && document.con2.areanum2.selectedIndex == 3)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.836126)) * 100000) / 100000;}  
   if (document.con2.areanum1.selectedIndex == 5 && document.con2.areanum2.selectedIndex == 4)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) / 3097619.258341)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 5 && document.con2.areanum2.selectedIndex == 5)
      {document.con2.areavalue2.value = document.con2.areavalue1.value;}
   if (document.con2.areanum1.selectedIndex == 5 && document.con2.areanum2.selectedIndex == 6)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 8.999)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 5 && document.con2.areanum2.selectedIndex == 7)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.000207)) * 100000) / 100000;}

   if (document.con2.areanum1.selectedIndex == 6 && document.con2.areanum2.selectedIndex == 1)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) / 10763926.637382)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 6 && document.con2.areanum2.selectedIndex == 2)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.000009)) * 10000000) / 10000000;}
   if (document.con2.areanum1.selectedIndex == 6 && document.con2.areanum2.selectedIndex == 3)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.092903)) * 100000) / 100000;}  
   if (document.con2.areanum1.selectedIndex == 6 && document.con2.areanum2.selectedIndex == 4)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) / 27878569.990818)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 6 && document.con2.areanum2.selectedIndex == 5)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.111111)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 6 && document.con2.areanum2.selectedIndex == 6)
      {document.con2.areavalue2.value = document.con2.areavalue1.value;}
   if (document.con2.areanum1.selectedIndex == 6 && document.con2.areanum2.selectedIndex == 7)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.000023)) * 100000) / 100000;}

   if (document.con2.areanum1.selectedIndex == 7 && document.con2.areanum2.selectedIndex == 1)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.004047)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 7 && document.con2.areanum2.selectedIndex == 2)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.40468)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 7 && document.con2.areanum2.selectedIndex == 3)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 4046.8)) * 100000) / 100000;}  
   if (document.con2.areanum1.selectedIndex == 7 && document.con2.areanum2.selectedIndex == 4)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 0.001562)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 7 && document.con2.areanum2.selectedIndex == 5)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 4839.940392)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 7 && document.con2.areanum2.selectedIndex == 6)
      {document.con2.areavalue2.value = Math.round((((document.con2.areavalue1.value) * 43559.458316)) * 100000) / 100000;}
   if (document.con2.areanum1.selectedIndex == 7 && document.con2.areanum2.selectedIndex == 7)
      {document.con2.areavalue2.value = document.con2.areavalue1.value;}
}

function weightConv() {
   document.con3.weightnum1.selectedIndex;
   document.con3.weightnum2.selectedIndex;
   document.con3.weightvalue1.value;
   document.con3.weightvalue2.value;

   if (document.con3.weightnum1.selectedIndex == 1 && document.con3.weightnum2.selectedIndex == 1)
      {document.con3.weightvalue2.value = document.con3.weightvalue1.value;}
   if (document.con3.weightnum1.selectedIndex == 1 && document.con3.weightnum2.selectedIndex == 2)
      {document.con3.weightvalue2.value = Math.round((((document.con3.weightvalue1.value) * 1000)) * 100000) / 100000;}
   if (document.con3.weightnum1.selectedIndex == 1 && document.con3.weightnum2.selectedIndex == 3)
      {document.con3.weightvalue2.value = Math.round((((document.con3.weightvalue1.value) * 2.204634)) * 100000) / 100000;}  
   if (document.con3.weightnum1.selectedIndex == 1 && document.con3.weightnum2.selectedIndex == 4)
      {document.con3.weightvalue2.value = Math.round((((document.con3.weightvalue1.value) * 35.273369)) * 100000) / 100000;}

   if (document.con3.weightnum1.selectedIndex == 2 && document.con3.weightnum2.selectedIndex == 1)
      {document.con3.weightvalue2.value = Math.round((((document.con3.weightvalue1.value) * 0.001)) * 100000) / 100000;}
   if (document.con3.weightnum1.selectedIndex == 2 && document.con3.weightnum2.selectedIndex == 2)
      {document.con3.weightvalue2.value = document.con3.weightvalue1.value;}
   if (document.con3.weightnum1.selectedIndex == 2 && document.con3.weightnum2.selectedIndex == 3)
      {document.con3.weightvalue2.value = Math.round((((document.con3.weightvalue1.value) * 0.002205)) * 100000) / 100000;}  
   if (document.con3.weightnum1.selectedIndex == 2 && document.con3.weightnum2.selectedIndex == 4)
      {document.con3.weightvalue2.value = Math.round((((document.con3.weightvalue1.value) * 0.035273)) * 100000) / 100000;}

   if (document.con3.weightnum1.selectedIndex == 3 && document.con3.weightnum2.selectedIndex == 1)
      {document.con3.weightvalue2.value = Math.round((((document.con3.weightvalue1.value) * 0.45359)) * 100000) / 100000;}
   if (document.con3.weightnum1.selectedIndex == 3 && document.con3.weightnum2.selectedIndex == 2)
      {document.con3.weightvalue2.value = Math.round((((document.con3.weightvalue1.value) * 453.59)) * 100000) / 100000;}
   if (document.con3.weightnum1.selectedIndex == 3 && document.con3.weightnum2.selectedIndex == 3)
      {document.con3.weightvalue2.value = document.con3.weightvalue1.value;}  
   if (document.con3.weightnum1.selectedIndex == 3 && document.con3.weightnum2.selectedIndex == 4)
      {document.con3.weightvalue2.value = Math.round((((document.con3.weightvalue1.value) * 15.999647)) * 100000) / 100000;}

   if (document.con3.weightnum1.selectedIndex == 4 && document.con3.weightnum2.selectedIndex == 1)
      {document.con3.weightvalue2.value = Math.round((((document.con3.weightvalue1.value) * 0.02835)) * 100000) / 100000;}
   if (document.con3.weightnum1.selectedIndex == 4 && document.con3.weightnum2.selectedIndex == 2)
      {document.con3.weightvalue2.value = Math.round((((document.con3.weightvalue1.value) * 28.35)) * 100000) / 100000;}
   if (document.con3.weightnum1.selectedIndex == 4 && document.con3.weightnum2.selectedIndex == 3)
      {document.con3.weightvalue2.value = Math.round((((document.con3.weightvalue1.value) * 0.062501)) * 100000) / 100000;}  
   if (document.con3.weightnum1.selectedIndex == 4 && document.con3.weightnum2.selectedIndex == 4)
      {document.con3.weightvalue2.value = document.con3.weightvalue1.value;}
}
// -->

<!-- LENGTH UNITS CONVERTER -->
<!--
function lengConv() {
   var l1 = document.conv.leng1.selectedIndex;
   var l2 = document.conv.leng2.selectedIndex;
   var l = document.conv.lengval1.value;
   document.conv.lengval2.value;

   if (l1 == 1 && l2 == 1) {document.conv.lengval2.value = l;}
   if (l1 == 1 && l2 == 2) {document.conv.lengval2.value = Math.round((((l) * 0.621504)) * 100000) / 100000;}
   if (l1 == 1 && l2 == 3) {document.conv.lengval2.value = Math.round((((l) * 1093.6132)) * 100000) / 100000;}  
   if (l1 == 1 && l2 == 4) {document.conv.lengval2.value = Math.round((((l) * 1000000)) * 100000) / 100000;}
   if (l1 == 1 && l2 == 5) {document.conv.lengval2.value = Math.round((((l) * 100000)) * 100000) / 100000;}
   if (l1 == 1 && l2 == 6) {document.conv.lengval2.value = Math.round((((l) * 39370.07874)) * 100000) / 100000;}  
   if (l1 == 1 && l2 == 7) {document.conv.lengval2.value = Math.round((((l) * 3280.839895)) * 100000) / 100000;}
   if (l1 == 1 && l2 == 8) {document.conv.lengval2.value = Math.round((((l) * 1000)) * 100000) / 100000;}

   if (l1 == 2 && l2 == 1) {document.conv.lengval2.value = Math.round((((l) * 1.609)) * 100000) / 100000;}
   if (l1 == 2 && l2 == 2) {document.conv.lengval2.value = l}
   if (l1 == 2 && l2 == 3) {document.conv.lengval2.value = Math.round((((l) * 1759.623797)) * 100000) / 100000;}  
   if (l1 == 2 && l2 == 4) {document.conv.lengval2.value = Math.round((((l) * 1609000)) * 100000) / 100000;}
   if (l1 == 2 && l2 == 5) {document.conv.lengval2.value = Math.round((((l) * 160900)) * 100000) / 100000;}
   if (l1 == 2 && l2 == 6) {document.conv.lengval2.value = Math.round((((l) * 63346.456693)) * 100000) / 100000;}  
   if (l1 == 2 && l2 == 7) {document.conv.lengval2.value = Math.round((((l) * 5278.871391)) * 100000) / 100000;}
   if (l1 == 2 && l2 == 8) {document.conv.lengval2.value = Math.round((((l) * 1609)) * 100000) / 100000;}

   if (l1 == 3 && l2 == 1) {document.conv.lengval2.value = Math.round((((l) * 0.000914)) * 100000) / 100000;}
   if (l1 == 3 && l2 == 2) {document.conv.lengval2.value = Math.round((((l) * 0.000568)) * 100000) / 100000;}
   if (l1 == 3 && l2 == 3) {document.conv.lengval2.value = l;}  
   if (l1 == 3 && l2 == 4) {document.conv.lengval2.value = Math.round((((l) * 914.4)) * 100000) / 100000;}
   if (l1 == 3 && l2 == 5) {document.conv.lengval2.value = Math.round((((l) * 91.44)) * 100000) / 100000;}
   if (l1 == 3 && l2 == 6) {document.conv.lengval2.value = Math.round((((l) * 36)) * 100000) / 100000;}
   if (l1 == 3 && l2 == 7) {document.conv.lengval2.value = Math.round((((l) * 3)) * 100000) / 100000;}
   if (l1 == 3 && l2 == 8) {document.conv.lengval2.value = Math.round((((l) * 0.9144)) * 100000) / 100000;}  

   if (l1 == 4 && l2 == 1) {document.conv.lengval2.value = Math.round((((l) * 0.000001)) * 100000) / 100000;}
   if (l1 == 4 && l2 == 2) {document.conv.lengval2.value = Math.round((((l) / 1609000)) * 100000) / 100000;}
   if (l1 == 4 && l2 == 3) {document.conv.lengval2.value = Math.round((((l) * 0.001094)) * 100000) / 100000;}  
   if (l1 == 4 && l2 == 4) {document.conv.lengval2.value = l;}
   if (l1 == 4 && l2 == 5) {document.conv.lengval2.value = Math.round((((l) * 0.1)) * 100000) / 100000;}
   if (l1 == 4 && l2 == 6) {document.conv.lengval2.value = Math.round((((l) * 0.03937)) * 100000) / 100000;}  
   if (l1 == 4 && l2 == 7) {document.conv.lengval2.value = Math.round((((l) * 0.003281)) * 100000) / 100000;}
   if (l1 == 4 && l2 == 8) {document.conv.lengval2.value = Math.round((((l) * 0.001)) * 100000) / 100000;}

   if (l1 == 5 && l2 == 1) {document.conv.lengval2.value = Math.round((((l) * 0.00001)) * 100000) / 100000;}
   if (l1 == 5 && l2 == 2) {document.conv.lengval2.value = Math.round((((l) * 0.000006)) * 100000) / 100000;}
   if (l1 == 5 && l2 == 3) {document.conv.lengval2.value = Math.round((((l) * 0.010936)) * 100000) / 100000;}  
   if (l1 == 5 && l2 == 4) {document.conv.lengval2.value = Math.round((((l) * 10)) * 100000) / 100000;}
   if (l1 == 5 && l2 == 5) {document.conv.lengval2.value = l;}
   if (l1 == 5 && l2 == 6) {document.conv.lengval2.value = Math.round((((l) * 0.393701)) * 100000) / 100000;}  
   if (l1 == 5 && l2 == 7) {document.conv.lengval2.value = Math.round((((l) * 0.032808)) * 100000) / 100000;}
   if (l1 == 5 && l2 == 8) {document.conv.lengval2.value = Math.round((((l) * 0.01)) * 100000) / 100000;}

   if (l1 == 6 && l2 == 1) {document.conv.lengval2.value = Math.round((((l) * 0.000025)) * 100000) / 100000;}
   if (l1 == 6 && l2 == 2) {document.conv.lengval2.value = Math.round((((l) * 0.000016)) * 100000) / 100000;}
   if (l1 == 6 && l2 == 3) {document.conv.lengval2.value = Math.round((((l) * 0.027778)) * 100000) / 100000;}  
   if (l1 == 6 && l2 == 4) {document.conv.lengval2.value = Math.round((((l) * 25.4)) * 100000) / 100000;}
   if (l1 == 6 && l2 == 5) {document.conv.lengval2.value = Math.round((((l) * 2.54)) * 100000) / 100000;}
   if (l1 == 6 && l2 == 6) {document.conv.lengval2.value = l;}  
   if (l1 == 6 && l2 == 7) {document.conv.lengval2.value = Math.round((((l) * 0.083333)) * 100000) / 100000;}
   if (l1 == 6 && l2 == 8) {document.conv.lengval2.value = Math.round((((l) * 0.0254)) * 100000) / 100000;}

   if (l1 == 7 && l2 == 1) {document.conv.lengval2.value =  Math.round((((l) * 0.000305)) * 100000) / 100000;}
   if (l1 == 7 && l2 == 2) {document.conv.lengval2.value = Math.round((((l) * 0.000189)) * 100000) / 100000;}
   if (l1 == 7 && l2 == 3) {document.conv.lengval2.value = Math.round((((l) * 0.333333)) * 100000) / 100000;}  
   if (l1 == 7 && l2 == 4) {document.conv.lengval2.value = Math.round((((l) * 304.8)) * 100000) / 100000;}
   if (l1 == 7 && l2 == 5) {document.conv.lengval2.value = Math.round((((l) * 30.48)) * 100000) / 100000;}
   if (l1 == 7 && l2 == 6) {document.conv.lengval2.value = Math.round((((l) * 12)) * 100000) / 100000;}  
   if (l1 == 7 && l2 == 7) {document.conv.lengval2.value = l;}
   if (l1 == 7 && l2 == 8) {document.conv.lengval2.value = Math.round((((l) * 0.3048)) * 100000) / 100000;}

   if (l1 == 8 && l2 == 1) {document.conv.lengval2.value = Math.round((((l) * 0.001)) * 100000) / 100000;}
   if (l1 == 8 && l2 == 2) {document.conv.lengval2.value = Math.round((((l) * 0.000622)) * 100000) / 100000;}
   if (l1 == 8 && l2 == 3) {document.conv.lengval2.value = Math.round((((l) * 1.093613)) * 100000) / 100000;}  
   if (l1 == 8 && l2 == 4) {document.conv.lengval2.value = Math.round((((l) * 1000)) * 100000) / 100000;}
   if (l1 == 8 && l2 == 5) {document.conv.lengval2.value = Math.round((((l) * 100)) * 100000) / 100000;}
   if (l1 == 8 && l2 == 6) {document.conv.lengval2.value = Math.round((((l) * 39.370079)) * 100000) / 100000;}  
   if (l1 == 8 && l2 == 7) {document.conv.lengval2.value = Math.round((((l) * 3.28084)) * 100000) / 100000;}
   if (l1 == 8 && l2 == 8) {document.conv.lengval2.value = l;}
}
// -->

<!-- WEIGHT UNITS CONVERTER -->
<!--
function weighCon() {
   var w1 = document.conv3.weigh1.selectedIndex;
   var w2 = document.conv3.weigh2.selectedIndex;
   var w = document.conv3.weighval1.value;
   document.conv3.weighval2.value;

   if (w1 == 1 && w2 == 1) {document.conv3.weighval2.value = w;}
   if (w1 == 1 && w2 == 2) {document.conv3.weighval2.value = Math.round((((w) * 1000)) * 100000) / 100000;}
   if (w1 == 1 && w2 == 3) {document.conv3.weighval2.value = Math.round((((w) * 2.204634)) * 100000) / 100000;}  
   if (w1 == 1 && w2 == 4) {document.conv3.weighval2.value = Math.round((((w) * 35.273369)) * 100000) / 100000;}

   if (w1 == 2 && w2 == 1) {document.conv3.weighval2.value = Math.round((((w) * 0.001)) * 100000) / 100000;}
   if (w1 == 2 && w2 == 2) {document.conv3.weighval2.value = w;}
   if (w1 == 2 && w2 == 3) {document.conv3.weighval2.value = Math.round((((w) * 0.002205)) * 100000) / 100000;}  
   if (w1 == 2 && w2 == 4) {document.conv3.weighval2.value = Math.round((((w) * 0.035273)) * 100000) / 100000;}

   if (w1 == 3 && w2 == 1) {document.conv3.weighval2.value = Math.round((((w) * 0.45359)) * 100000) / 100000;}
   if (w1 == 3 && w2 == 2) {document.conv3.weighval2.value = Math.round((((w) * 453.59)) * 100000) / 100000;}
   if (w1 == 3 && w2 == 3) {document.conv3.weighval2.value = w;}  
   if (w1 == 3 && w2 == 4) {document.conv3.weighval2.value = Math.round((((w) * 15.999647)) * 100000) / 100000;}

   if (w1 == 4 && w2 == 1) {document.conv3.weighval2.value = Math.round((((w) * 0.02835)) * 100000) / 100000;}
   if (w1 == 4 && w2 == 2) {document.conv3.weighval2.value = Math.round((((w) * 28.35)) * 100000) / 100000;}
   if (w1 == 4 && w2 == 3) {document.conv3.weighval2.value = Math.round((((w) * 0.062501)) * 100000) / 100000;}  
   if (w1 == 4 && w2 == 4) {document.conv3.weighval2.value = w;}
}
// -->

<!-- AREA UNITS CONVERTER -->
<!--
function areaCon() {
   var a1 = document.conv2.area1.selectedIndex;
   var a2 = document.conv2.area2.selectedIndex;
   var a = document.conv2.areaval1.value;
   document.conv2.areaval2.value;

   if (a1 == 1 && a2 == 1) {document.conv2.areaval2.value = a;}
   if (a1 == 1 && a2 == 2) {document.conv2.areaval2.value = Math.round((((a) * 100)) * 100000) / 100000;}
   if (a1 == 1 && a2 == 3) {document.conv2.areaval2.value = Math.round((((a) * 1000000)) * 100000) / 100000;}  
   if (a1 == 1 && a2 == 4) {document.conv2.areaval2.value = Math.round((((a) * 0.3861)) * 100000) / 100000;}
   if (a1 == 1 && a2 == 5) {document.conv2.areaval2.value = Math.round((((a) * 1195991.991638)) * 100000) / 100000;}
   if (a1 == 1 && a2 == 6) {document.conv2.areaval2.value = Math.round((((a) * 10763926.637382)) * 100000) / 100000;}
   if (a1 == 1 && a2 == 7) {document.conv2.areaval2.value = Math.round((((a) * 247.108827)) * 100000) / 100000;}

   if (a1 == 2 && a2 == 1) {document.conv2.areaval2.value = Math.round((((a) * 0.01)) * 100000) / 100000;}
   if (a1 == 2 && a2 == 2) {document.conv2.areaval2.value = a;}
   if (a1 == 2 && a2 == 3) {document.conv2.areaval2.value = Math.round((((a) * 10000)) * 100000) / 100000;}  
   if (a1 == 2 && a2 == 4) {document.conv2.areaval2.value = Math.round((((a) * 0.003861)) * 10000) / 10000;}
   if (a1 == 2 && a2 == 5) {document.conv2.areaval2.value = Math.round((((a) * 11959.919916)) * 100000) / 100000;}
   if (a1 == 2 && a2 == 6) {document.conv2.areaval2.value = Math.round((((a) * 107639.266374)) * 100000) / 100000;}
   if (a1 == 2 && a2 == 7) {document.conv2.areaval2.value = Math.round((((a) * 2.471088)) * 100000) / 100000;}

   if (a1 == 3 && a2 == 1) {document.conv2.areaval2.value = Math.round((((a) * 0.000001)) * 100000) / 100000;}
   if (a1 == 3 && a2 == 2) {document.conv2.areaval2.value = Math.round((((a) * 0.0001)) * 100000) / 100000;}
   if (a1 == 3 && a2 == 3) {document.conv2.areaval2.value = a;}  
   if (a1 == 3 && a2 == 4) {document.conv2.areaval2.value = Math.round((((a) / 2590000)) * 100000) / 100000;}
   if (a1 == 3 && a2 == 5) {document.conv2.areaval2.value = Math.round((((a) * 1.195992)) * 100000) / 100000;}
   if (a1 == 3 && a2 == 6) {document.conv2.areaval2.value = Math.round((((a) * 10.763927)) * 100000) / 100000;}
   if (a1 == 3 && a2 == 7) {document.conv2.areaval2.value = Math.round((((a) * 0.000247)) * 100000) / 100000;}

   if (a1 == 4 && a2 == 1) {document.conv2.areaval2.value = Math.round((((a) * 2.59)) * 100000) / 100000;}
   if (a1 == 4 && a2 == 2) {document.conv2.areaval2.value = Math.round((((a) * 259)) * 100000) / 100000;}
   if (a1 == 4 && a2 == 3) {document.conv2.areaval2.value = Math.round((((a) * 2590000)) * 100000) / 100000;}  
   if (a1 == 4 && a2 == 4) {document.conv2.areaval2.value = a;}
   if (a1 == 4 && a2 == 5) {document.conv2.areaval2.value = Math.round((((a) * 3097619.258341)) * 100000) / 100000;}
   if (a1 == 4 && a2 == 6) {document.conv2.areaval2.value = Math.round((((a) * 27878569.990818)) * 100000) / 100000;}
   if (a1 == 4 && a2 == 7) {document.conv2.areaval2.value = Math.round((((a) * 640.011861)) * 100000) / 100000;}

   if (a1 == 5 && a2 == 1) {document.conv2.areaval2.value = Math.round((((a) * 0.000001)) * 100000) / 100000;}
   if (a1 == 5 && a2 == 2) {document.conv2.areaval2.value = Math.round((((a) * 0.000084)) * 100000) / 100000;}
   if (a1 == 5 && a2 == 3) {document.conv2.areaval2.value = Math.round((((a) * 0.836126)) * 100000) / 100000;}  
   if (a1 == 5 && a2 == 4) {document.conv2.areaval2.value = Math.round((((a) / 3097619.258341)) * 100000) / 100000;}
   if (a1 == 5 && a2 == 5) {document.conv2.areaval2.value = a;}
   if (a1 == 5 && a2 == 6) {document.conv2.areaval2.value = Math.round((((a) * 8.999)) * 100000) / 100000;}
   if (a1 == 5 && a2 == 7) {document.conv2.areaval2.value = Math.round((((a) * 0.000207)) * 100000) / 100000;}

   if (a1 == 6 && a2 == 1) {document.conv2.areaval2.value = Math.round((((a) / 10763926.637382)) * 100000) / 100000;}
   if (a1 == 6 && a2 == 2) {document.conv2.areaval2.value = Math.round((((a) * 0.000009)) * 10000000) / 10000000;}
   if (a1 == 6 && a2 == 3) {document.conv2.areaval2.value = Math.round((((a) * 0.092903)) * 100000) / 100000;}  
   if (a1 == 6 && a2 == 4) {document.conv2.areaval2.value = Math.round((((a) / 27878569.990818)) * 100000) / 100000;}
   if (a1 == 6 && a2 == 5) {document.conv2.areaval2.value = Math.round((((a) * 0.111111)) * 100000) / 100000;}
   if (a1 == 6 && a2 == 6) {document.conv2.areaval2.value = a;}
   if (a1 == 6 && a2 == 7) {document.conv2.areaval2.value = Math.round((((a) * 0.000023)) * 100000) / 100000;}

   if (a1 == 7 && a2 == 1) {document.conv2.areaval2.value = Math.round((((a) * 0.004047)) * 100000) / 100000;}
   if (a1 == 7 && a2 == 2) {document.conv2.areaval2.value = Math.round((((a) * 0.40468)) * 100000) / 100000;}
   if (a1 == 7 && a2 == 3) {document.conv2.areaval2.value = Math.round((((a) * 4046.8)) * 100000) / 100000;}  
   if (a1 == 7 && a2 == 4) {document.conv2.areaval2.value = Math.round((((a) * 0.001562)) * 100000) / 100000;}
   if (a1 == 7 && a2 == 5) {document.conv2.areaval2.value = Math.round((((a) * 4839.940392)) * 100000) / 100000;}
   if (a1 == 7 && a2 == 6) {document.conv2.areaval2.value = Math.round((((a) * 43559.458316)) * 100000) / 100000;}
   if (a1 == 7 && a2 == 7) {document.conv2.areaval2.value = a;}
}
// -->

<!-- MULTIPLICATION TABLE CREATOR -->
<!--
function displayTable() {

displayWin = window.open('','NewWin', "toolbar=no,status=no,menubar=no,scrollbars,width=140,height=220");
 displayWin.focus();
 if (navigator.appName.indexOf("Explorer")!= -1) { displayWin.location.reload(); }

if ((document.form6.numb.value == '00' || document.form6.numb.value == '') ||
    (document.form6.into.value == '00' || document.form6.into.value == ''))
  { displayWin.document.write("<br /><font face='verdana, arial, helvetica, sans serif' size='1' color='#ff0000'><u>Error</u>: You have not typed in the values!<br />" + 
                              "<br /><br /><div align='right'><a href='javascript:window.close()' target='_self'>Close</a></font><br /><br />"); }

else {
 message = "<title>Table</title><font face='verdana, arial, helvetica, sans serif' size='1'><b>Multiplication<br />Table for" + " " + document.form6.into.value + "</b><br /><br /><script>";
 message += "for (var num = 1; num <=" + document.form6.numb.value + "; num++)";
 message += "{ document.write(" + document.form6.into.value + ",' X ',num,' = '," + document.form6.into.value + " * num, '<br />'); }";
 message += "</script><br /><div align='right'><a href='javascript:window.close()' target='_self'>Close</a><br /></div></font>";
displayWin.document.write(message); }

 }
//-->

<!--PERCENTAGE CALCULATOR-->
<!--
 function getPer() {
  document.percent.sum.value = (document.percent.number.value) * 100 / (document.percent.principal.value);
 }

 function getNum() {
  document.percent1.result2.value = (document.percent1.percentage.value) * (document.percent1.number1.value) / 100 ;
 }
// -->

<!-- CIRCLE AREA FINDER -->
<!--
function circleArea() {
var c1 = document.carea.circle.value;

 if (document.carea.cchoice.selectedIndex == 1) { document.carea.result.value = Math.round(Math.PI * ((c1) / 2) * ((c1) / 2) * 10000) / 10000; }
 dia1 = c1 / Math.PI;
 if (document.carea.cchoice.selectedIndex == 2) { document.carea.result.value = Math.round(Math.PI * ((dia1) / 2) * ((dia1) / 2) * 10000) / 10000; }
 dia2 =  c1 * 2;
 if (document.carea.cchoice.selectedIndex == 3) { document.carea.result.value = Math.round(Math.PI * ((dia2) / 2) * ((dia2) / 2) * 10000) / 10000; }

 if (document.carea.cchoice.selectedIndex == 0) { alert('You have to now choose the type of input\nwhether diameter, circumference or radius.') }
 if (c1 == "") { alert('Input not complete!'); }
 if (document.carea.result.value == "NaN") { alert('Input not correct!'); }
 }
//-->

<!-- BMI FINDER -->
<!--
function theBMI() {
var p = document.bmi.pounds.value;
var k = document.bmi.kilos.value;
var i = document.bmi.inches.value;
var f = document.bmi.feet.value;
var c = document.bmi.cms.value;

theWeight = (p / 2.205) || k;
theHeight = (((f * 12) + (i  * 1)) * 0.0254) || (c * 0.01);
document.bmi.answer.value = (Math.round((theWeight) / (theHeight * theHeight)));

if ((k >= 1) && (p >= 1)) { alert('Fill in either Kilos or Pounds, not both!'); return false; }
if ((c >= 1) && (f >= 1)) { alert('Fill in either in Feet or Centimeters, not both!'); return false; }
if ((i >= 1) && (c >= 1)) { alert('Fill in either in Feet or Centimeters, not both!'); return false; }

if ((f == "") && (c == "")) { alert('You have not filled in the Height field!'); return false; }
if ((p == "") && (k == "")) { alert('You have not filled in the Weight field!'); return false; }
if ((f == "") && (i >= 1)) { alert('You have not filled in the Feet field!'); return false; }

var ans = document.bmi.answer.value;
if (ans < 20) { document.bmi.comment.value = "You are underweight"; }
if (ans >= 20 && ans <= 22) { document.bmi.comment.value = "Desirable Weight"; }
if (ans >= 23 && ans <= 25) { document.bmi.comment.value = "Acceptable but not desirable"; }
if (ans >= 26 && ans <= 30) { document.bmi.comment.value = "Prone to health risks"; }
if (ans > 30) { document.bmi.comment.value = "High risk"; }

if (document.bmi.inches.value > 11 && document.bmi.inches.value <= 23) { (document.bmi.inches.value = parseInt(document.bmi.inches.value) - 12) && (document.bmi.feet.value = parseInt(document.bmi.feet.value) + 1); }
if (document.bmi.inches.value > 23) { (document.bmi.inches.value = parseInt(document.bmi.inches.value) - 24) && (document.bmi.feet.value = parseInt(document.bmi.feet.value) + 2); }
 }
//-->

<!-- GEOMETRIC PROPERTIES OF TRIANGLE -->

<!-- This goes in the HEAD of the html file -->
<!--
function getProp() {
 var A = document.prop.A.value;
 var B = document.prop.B.value;
 var C = document.prop.C.value;
 var S = (parseInt(A) + parseInt(B) + parseInt(C)) / 2;
 var Z = parseInt((A*A)+(B*B)-(C*C))/parseInt(2*A*B);

 document.prop.area.value = Math.round(Math.sqrt(S*(S-A)*(S-B)*(S-C)) * 10000) / 10000;
 document.prop.lic.value = Math.round(Math.PI * (document.prop.area.value/S) * (document.prop.area.value/S) * 10000) / 10000;
 document.prop.sic.value = Math.round(Math.PI * ((A*B*C)/(4*(document.prop.area.value))) * ((A*B*C)/(4*(document.prop.area.value))) * 10000) / 10000;
 document.prop.ang.value = Math.round(Math.atan(Math.sqrt((1/(Z * Z))-1)) * (180/Math.PI) * 10000) / 10000;
 }
//-->

<!-- TRIGONOMETRIC FUNCTIONS  -->
<!--
function trig() {
var X = document.trigo.val.value;
 if (document.trigo.chTrig.selectedIndex == 0) { document.trigo.result2.value = ""; }
 if (document.trigo.chTrig.selectedIndex == 1) { document.trigo.result2.value = Math.round(Math.sin(X) * 10000) / 10000;
               if (document.trigo.arc.checked) { document.trigo.result2.value = Math.round(Math.asin(X) * 10000) / 10000; }
               if (document.trigo.degree.checked) { document.trigo.result2.value = Math.round((Math.sin(X * 3.1415/180)) * 10000) / 10000; }
               if (document.trigo.gradient.checked) { document.trigo.result2.value = Math.round((Math.sin(X * 3.1415/100/2)) * 10000) / 10000; } }
 if (document.trigo.chTrig.selectedIndex == 2) { document.trigo.result2.value = Math.round(Math.cos(X) * 10000) / 10000;
               if (document.trigo.arc.checked) { document.trigo.result2.value = Math.round(Math.acos(X) * 10000) / 10000; }
               if (document.trigo.degree.checked) { document.trigo.result2.value = Math.round((Math.cos(X * 3.1415/180)) * 10000) / 10000; }
               if (document.trigo.gradient.checked) { document.trigo.result2.value = Math.round((Math.cos(X * 3.1415/100/2)) * 10000) / 10000; } }
 if (document.trigo.chTrig.selectedIndex == 3) { document.trigo.result2.value = Math.round(Math.tan(X) * 10000) / 10000;
               if (document.trigo.arc.checked) { document.trigo.result2.value = Math.round(Math.atan(X) * 10000) / 10000; }
               if (document.trigo.degree.checked) { document.trigo.result2.value = Math.round((Math.tan(X * 3.1415/180)) * 10000) / 10000; }
               if (document.trigo.gradient.checked) { document.trigo.result2.value = Math.round((Math.tan(X * 3.1415/100/2)) * 10000) / 10000; } }

if (document.trigo.result2.value == "NaN") { alert("Invalid input for function!"); return false; }
 }

function checkIt1() {
 if (document.trigo.arc.checked == true) { (document.trigo.degree.checked = false) || (document.trigo.gradient.checked = false) } }
function checkIt2() {
 if (document.trigo.degree.checked == true) { (document.trigo.arc.checked = false) || (document.trigo.gradient.checked = false) } }
function checkIt3() {
 if (document.trigo.gradient.checked == true) { (document.trigo.degree.checked = false) || (document.trigo.arc.checked = false) } }
//-->

<!-- SIMPLE CALCULATOR -->
<!--
function getSum() {
if (document.calc1.choice1.selectedIndex==0) { document.calc1.theSum.value = document.calc1.num1.value + ' + ' + document.calc1.num2.value; }
if (document.calc1.choice1.selectedIndex==1) { document.calc1.theSum.value = document.calc1.num1.value + ' - ' + document.calc1.num2.value; }
if (document.calc1.choice1.selectedIndex==2) { document.calc1.theSum.value = document.calc1.num1.value + ' * ' + document.calc1.num2.value; }
if (document.calc1.choice1.selectedIndex==3) { document.calc1.theSum.value = document.calc1.num1.value + ' / ' + document.calc1.num2.value; }
 }
function calcIt() { document.calc1.resulter.value = eval(document.calc1.theSum.value); }
function forError() { if ((document.calc1.num1.value=="") || (document.calc1.num2.value=="")) document.calc1.theSum.value=""; }
function info1() { alert('Simple Calculator\n\nCopyright � 2002 Sandeep Gangadharan!'); }
//-->

<!-- CALCULATOR -->
<!--
function sym(val) { document.calc.result.value = document.calc.result.value + val }
function cal() { document.calc.result.value = eval(document.calc.result.value) }

function sumIt() {
 str = document.calc.result.value;
 if (str.indexOf ('+') >= 1)  { cal() }
 if (str.indexOf ('-') >= 1)  { cal() }
 if (str.indexOf ('/') >= 1)  { cal() }
 if (str.indexOf ('*') >= 1)  { cal() } }

function theSrt() { document.calc.result.value = Math.sqrt(document.calc.result.value) }
function perc() { document.calc.result.value = (eval(document.calc.result.value) / 100) }
function theSign() { document.calc.result.value = -(document.calc.result.value) }
function reciprocal() { document.calc.result.value = 1 / document.calc.result.value; }
function mem() { document.calc.secret.value = eval(document.calc.result.value) }
function recall() { document.calc.result.value = document.calc.secret.value
  if (document.calc.result.value == "NaN") { alert('Sorry, but the Memory was empty!\nTo feed in memory first press the MS button.'); return false; } }
function addMem() { if (document.calc.secret.value == "") { alert('Sorry, but the Memory is empty!\nInstead click the MS button.'); return false; }
  document.calc.secret.value = parseFloat(document.calc.secret.value) + parseFloat(document.calc.result.value) }
function clearMem() { document.calc.secret.value = "" }
function clearIt() { document.calc.result.value = "" }
function backSp() { 
  theval = document.calc.result.value.length
  theval = document.calc.result.value.substring(0,document.calc.result.value.length-1)
  document.calc.result.value = theval }
function info() { alert('Calculator\n\nCopyright � 2002 Sandeep Gangadharan!'); }
//-->

<!--ROUND TO NUMBER-->
<!--
 function getRound() {
  num = window.prompt("Please type in the number of decimals to round the number to.","2");
  if (num == "null" || num == "") return;
  num1 = Math.pow(10, num);
  result = Math.round(document.rounder.theNum.value * num1) / num1;
  document.rounder.theNum.value = result; }
// -->

<!--WHR CALCULATOR-->
<!--
function get_whr() {
 if (document.whr_calc.waist.value.length == 0) {
      alert('Waist field is empty!'); return false; }
 if (document.whr_calc.hip.value.length == 0) {
      alert('Hip field is empty!'); return false; }

 num1 = Math.pow(10, 2);
 document.whr_calc.result_whr.value = document.whr_calc.waist.value / document.whr_calc.hip.value;
 document.whr_calc.result_whr.value = Math.round(document.whr_calc.result_whr.value * num1) / num1;

 if (document.whr_calc.gender[0].checked) {
    if (document.whr_calc.result_whr.value <= 0.80) {
       document.whr_calc.verdict_whr.value = "Your waist-to-hip ratio is Good and you fall in the Low Risk category!"; }
    if ((document.whr_calc.result_whr.value > 0.80) && (document.whr_calc.result_whr.value < 0.85)) {
       document.whr_calc.verdict_whr.value = "Your waist-to-hip ratio is Acceptable and you fall in the Moderate Risk category!"; }
    if (document.whr_calc.result_whr.value >= 0.85) {
       document.whr_calc.verdict_whr.value = "Your waist-to-hip ratio is Poor and you fall in the High Risk category!"; }
 }
 if (document.whr_calc.gender[1].checked) {
    if (document.whr_calc.result_whr.value <= 0.95) {
       document.whr_calc.verdict_whr.value = "Your waist-to-hip ratio is Good and you fall in the Low Risk category!"; }
    if ((document.whr_calc.result_whr.value > 0.95) && (document.whr_calc.result_whr.value <= 1.00)) {
       document.whr_calc.verdict_whr.value = "Your waist-to-hip ratio is Acceptable and you fall in the Moderate Risk category!"; }
    if (document.whr_calc.result_whr.value > 1.00) {
       document.whr_calc.verdict_whr.value = "Your waist-to-hip ratio is Poor and you fall in the High Risk category!"; }
 }
}
//-->

<!--BMR CALCULATOR-->
<!--
function get_bmr() {
 if (document.bmr_calc.weight.value.length == 0) {
      alert('Weight field is empty!'); return false; }
 if (document.bmr_calc.height.value.length == 0) {
      alert('Height field is empty!'); return false; }
 if (document.bmr_calc.age.value.length == 0) {
      alert('Age field is empty!'); return false; }

 if (document.bmr_calc.gender1[0].checked) {
    document.bmr_calc.result_bmr.value = 665.51+(9.463*(document.bmr_calc.weight.value))+(1.8496*(document.bmr_calc.height.value) * 2.54)-(4.6756*(document.bmr_calc.age.value));
 }
 if (document.bmr_calc.gender1[1].checked) {
    document.bmr_calc.result_bmr.value = 66.473+(13.751*(document.bmr_calc.weight.value))+(5.0033*(document.bmr_calc.height.value) * 2.54)-(6.55*(document.bmr_calc.age.value));
 }
 num1 = Math.pow(10, 2);
 document.bmr_calc.result_bmr.value = Math.round(document.bmr_calc.result_bmr.value * num1) / num1;
}
//-->