// JavaScript Document

function conv2metres(frm) {			
	var cm;
	var metres;
	if(isNaN(frm.feet.value)||isNaN(frm.inches.value)){
		alert("Please enter numbers only");
		return false;
	}
	cm = ((frm.feet.value * 3.048 * 0.1) + (frm.inches.value * 0.254 * 0.1))*100;
	metres = Math.round(cm)/100;
	if(metres==0){
		alert("Please enter valid values into the boxes");
	}
	frm.metres.value = metres;
	return false;
}

function fixNums(value)
				{
				
				var raise = Math.pow(10,2);
				
				value = Math.round(value * raise) / raise;
				return value;			
				
				}



function calcCost(frm)
				{			
				//alert('nilesh');
				  var totalArea = ((frm.w1.value * frm.l1.value));
					//var unitCost = frm.cost.value;
					var wastage = totalArea * 0.05;
					//var totalCost = (totalArea + wastage) * unitCost;
					
					//alert(totalArea);
					
					if(totalArea <= 0) {
								alert("Please enter values into the area\nboxes to calculate your requirements...");
								return false;
					}
								
					frm.areaflr.value = fixNums(totalArea);					
					frm.areaflr2.value = fixNums(wastage);
					frm.totalsqmtr.value =fixNums(totalArea)+fixNums(wastage);
					
					return true;
				}