function setprice(formid)
{
	id = formid.sizeext.value;
	formid.price.value = eval('formid.cost'+id+'.value');
	formid.desc.value = eval('formid.size'+id+'.value');
	formid.weight.value = eval('formid.weight'+id+'.value');
	
}
function checkqty(formid)
{
	var qty = formid.quantity.value;
	if( isNaN(qty) || ( qty < 1 ) )
	{
		qty = 1;
		formid.quantity.value = qty;
	}
}