//All rights reserved to Kirit Bhuva, EE,PGVCL,Rajkot
function AddTotal(){
	 document.forms[0].elements["totbill"].value = Math.round( 
						parseFloat(document.forms[0].elements["LTU"].value)
					  + parseFloat(document.forms[0].elements["TLTU"].value)
					  + parseFloat(document.forms[0].elements["ELITU"].value)
					  + parseFloat(document.forms[0].elements["IHTU"].value)
					  + parseFloat(document.forms[0].elements["WHTU"].value)
					  + parseFloat(document.forms[0].elements["TTU"].value)
					  + parseFloat(document.forms[0].elements["RHRTU"].value)
					  + parseFloat(document.forms[0].elements["RHBTU"].value)
					  + parseFloat(document.forms[0].elements["RFTU"].value)
					  + parseFloat(document.forms[0].elements["WACTU"].value)
					  + parseFloat(document.forms[0].elements["DCTU"].value)
					  + parseFloat(document.forms[0].elements["TFTU"].value)
					  + parseFloat(document.forms[0].elements["EFTU"].value)
					  + parseFloat(document.forms[0].elements["WMTU"].value)
					  + parseFloat(document.forms[0].elements["RCTU"].value)
                                          + parseFloat(document.forms[0].elements["RTU"].value)
					  + parseFloat(document.forms[0].elements["TVTU"].value)
					  + parseFloat(document.forms[0].elements["MCGTU"].value)
					  + parseFloat(document.forms[0].elements["PCTU"].value)
					  + parseFloat(document.forms[0].elements["PMTU"].value));
}

function CalcUnit(objSel , objVal, objNo, objDisp ){
	
	if ( isNaN(parseFloat(objNo.value))  ){
		objDisp.value = 0;
		return;
		}
	else
	objDisp.value =
	(parseFloat(objNo.value) * 
	parseFloat( objSel.options[objSel.selectedIndex].value) * 
						parseFloat( objVal.value));
	//alert(objDisp.value);
	AddTotal();
}