function CheckNumeric(obj)
{
	if (isNaN(obj.value))
	{
		alert("Please enter a valid number: no dollar signs, no commas, just numbers.");
		obj.focus();
		return false;
	}
}


function CheckNum(obj)
{
	if (isNaN(obj.value))
	{
		alert("Please enter a valid number: no dollar signs, no commas, just numbers.");
		obj.focus();
		return false;
	}
	if (1*obj.value == 0)
	{
		alert ("If you enter 0 receipts, your premium quote is $0.");
		obj.focus();
		return false;
	}
}