 <!--

function IsNumeric(strString)
   //  check for valid numeric strings	
   {
   var strValidChars = "0123456789";
   var strChar;
   var blnResult = true;

   if (strString.length == 0) return false;

   //  test strString consists of valid characters listed above
   for (i = 0; i < strString.length && blnResult == true; i++)
      {
      strChar = strString.charAt(i);
      if (strValidChars.indexOf(strChar) == -1)
         {
         blnResult = false;

			}
		
	}
   return blnResult;
   }

  // -->


function calculateAmount()	{
				if(form1.d1.checked==true)
		{
				if(form1.d1.value!='' || IsNumeric(form1.sp1.value)!=false){
							form1.amt1.value = eval(form1.sp1.value) * 190;

			}
		
	}
		if(form1.d2.checked==true)
		{
				if(form1.d2.value!='' || IsNumeric(form1.sp2.value)!=false){
							form1.amt2.value = eval(form1.sp2.value) * 15;

			}
		
	}
		
				if(form1.d3.checked==true)
	{
				if(form1.d3.value!='' || IsNumeric(form1.sp3.value)!=false){
				form1.amt3.value = eval(form1.sp3.value) * 21;

			}
		
	}
	if(form1.d4.checked==true)
	{
			if(form1.r4.selected==true || IsNumeric(form1.sp4.value)!=false){
				
				j=form1.r4.length; //alert(j)
	for (i=0; i<j; i++){
		if(form1.r4[i].checked) {
			form1.amt4.value = eval(form1.sp4.value) * eval(form1.r4[i].value);
								}
					}
			}
			
	}
	if(form1.d5.checked==true)
	{
				if(form1.d5.value!='' || IsNumeric(form1.sp5.value)!=false){
				form1.amt5.value = eval(form1.sp5.value) * 65;

			}
		
	}
	if(form1.d6.checked==true)
	{
				if(form1.d6.value!='' || IsNumeric(form1.sp6.value)!=false){
				form1.amt6.value = eval(form1.sp6.value) * 2000;

			}
		
	}
	if(form1.d7.checked==true)
	{
				if(form1.d7.value!='' || IsNumeric(form1.sp7.value)!=false){
				form1.amt7.value = eval(form1.sp7.value) * 110;

			}
		
	}
	if(form1.d8.checked==true)
	{
			if(form1.r8.selected==true || IsNumeric(form1.sp8.value)!=false){
				
				j=form1.r8.length; //alert(j)
	for (i=0; i<j; i++){
		if(form1.r8[i].checked) {
			form1.amt8.value = eval(form1.sp8.value) * eval(form1.r8[i].value);
								}
					}
			}
			
	}
	if(form1.d9.checked==true)
	{
				if(form1.d9.value!='' || IsNumeric(form1.sp9.value)!=false){
				form1.amt9.value = eval(form1.sp9.value) * 1100;

			}
		
	}
	if(form1.d10.checked==true)
	{
				if(form1.d10.value!='' || IsNumeric(form1.sp10.value)!=false){
				form1.amt10.value = eval(form1.sp10.value) * 1100;

			}
		
	}
	if(form1.d11.checked==true)
	{
				if(form1.d11.value!='' || IsNumeric(form1.sp11.value)!=false){
				form1.amt11.value = eval(form1.sp11.value) * 1100;

			}
		
	}
	/*if(form1.d12.checked==true)
	{
				if(form1.d12.value!='' || IsNumeric(form1.sp12.value)!=false){
				form1.amt12.value = eval(form1.sp12.value) * 1100;

			}
		
	}*/
	if(form1.d13.checked==true)
	{
				if(form1.d13.value!='' || IsNumeric(form1.sp13.value)!=false){
				form1.amt13.value = eval(form1.sp13.value) * 135;

			}
		
	}
	

	form1.amt.value = eval(form1.amt1.value) + eval(form1.amt2.value)+ eval(form1.amt3.value) + eval(form1.amt4.value) + eval(form1.amt5.value) + eval(form1.amt6.value) + eval(form1.amt7.value) + eval(form1.amt8.value) + eval(form1.amt9.value) + eval(form1.amt10.value) + eval(form1.amt11.value)  + eval(form1.amt13.value) + eval(form1.amt26.value) + eval(form1.amt27.value);
	
}