function popWindow(p, w, h)
{
	var str="toolbar=no, location=no, resizable=no, scrollbars=yes, status=no, top=10, left=10, width="+w+", height="+h;
	window.open(p, 'popup', str);
}

function popBetterLook(o){
	window.open(o, 'popup', 'toolbar=no, location=no, resizable=yes, scrollbars=yes, status=no, top=20, left=50, height=600, width=600');
}

function formatApuValue(n)
{
	if(isNaN(n))
	{
		return 0.00;
	}
	else
	{
		if(n==null || n=="")
		{
			return 0.00;
		}
		else
		{
			return parseFloat(n);
		}
	}
}

function getApuTotal(type, margin, close)
{
	var h = formatApuValue(margin)+close;
	alert("New "+ type + " Price: $" + Math.round(h*1000)/1000 + " (approx.)");
}