JavaScript Statistics input Box amount

JavaScript Statistics input Box amount

<script type= "Text/javascript" >
function calculate (f)
{
var nums = F.num;
var ntext = F.num;
var result = <%= Request.Form ("answer")%>;
for (Var i=0;i<nums.length;i++)
{
if (nums[i].checked)
{
Result+=parsefloat (Ntext[i].value);
}
}
F.answer.value=number (Result). toFixed (2);
}
</script>

<script language= "JavaScript" >
function setzero (f)
{
var result = 0;
document.getElementById ("Total"). Value = number (result). toFixed (2);
}
</SCRIPT>

<script type= "Text/javascript" >
var runtotal = <%= Runtotal%>;
  parsefloat (' runtotal ');
 
Function Updatecost (runtotal) {
  var gn, Elem;
  for (i=0 i<200; i++) {
    gn = ' id ' +i;
    elem = document.getElementById (GN);
    if (elem.checked = = True) {Runtotal + = number (elem.value);}
 }
  parsefloat (' runtotal ');
  document.getElementById (' total '). Value = runtotal.tofixed (2);
}