function popupWin(filename)
	{
		var closeUp = null;
	
		var closeUp = window.open ('./imagesCats/' + filename,'closeUp','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,width=310,height=330,left=150,top=100');
		closeUp.focus();
		
		//closeUp = window.open ('itemImagesLarge/'+ filename,'closeUp','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width=250,height=320,left=50,top=50');
		//closeUp.focus();
	}
	
	function xpopUp(item_id)
	{
		closeUp = window.open ('./itemImagesLarge/'+ item_id +'.jpg','cPanel','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width=310,height=380,left=50,top=50');
	}
	
	function addItemToCart(form)
	{
		var total = 0;
		
		for (i = 0 ; i < form.length ; i++)
		{
			if (form.elements[i].name.indexOf("quantity") > -1)
			{
				if (!isNum(form.elements[i].value))
				{
					alert("Quantity must be a numeric value!");
					form.elements[i].focus();
					form.elements[i].select();
					return false;
				}
				else if (form.elements[i].value < 0)
				{
					alert("Quantity must be a positive number!");
					form.elements[i].focus();
					form.elements[i].select();
					return false;
				}
				total += form.elements[i].value;
			}
		}
		
		if (total > 0)
			return true;
		else
		{
			alert("To add to cart, you must enter at least 1 quantity for at least one item.");
			return false;
		}
	}
	
	function isNum (passedVal)
	{
		for ( j = 0 ; j < passedVal.length ; j++ )
		{
			if ( passedVal.charAt(j) < "0" || passedVal.charAt(j) > "9" )
				return false
		}
		return true;
	}