function AddCooler(GrandTotal,CoolerCost)
{
	if(document.form2.cooler.checked) {
	//alert(cdblCoolerCost);		
		cdblCoolerCost = Math.round(CoolerCost*Math.pow(10,2))/Math.pow(10,2);
		cdblNewGrandTotal = Math.round((eval(GrandTotal) + eval(cdblCoolerCost))*Math.pow(10,2))/Math.pow(10,2);

	
		document.getElementById('grandTotal').innerHTML = cdblNewGrandTotal;
		document.form2.CoolerCharge.value = CoolerCost;
		document.form2.GrandTotal.value = cdblNewGrandTotal;
	//alert(cdblNewGrandTotal);
		
		
	} else {
		document.getElementById('grandTotal').innerHTML = GrandTotal;	
		document.form2.CoolerCharge.value = 0;
		document.form2.GrandTotal.value = GrandTotal;
}
	
}