function update_paypal_cart_var(itemform,itemname,itemnum,amount) 
{
	//alert("SC vals: (" + itemform + ") (" + itemname + ") (" + itemnum + ") (" + amount + ")");
	itemform.item_name.value = itemname;
	itemform.item_number.value = itemnum;
	itemform.amount.value = amount;
	
	itemform.item_name_init.value = 0;
}

function check_paypal_cart_var(itemform,itemname,itemnum,amount)
{
	if(itemform.item_name_init.value == 1)
	{
		// set the default values
		itemform.item_name.value = itemname;
		itemform.item_number.value = itemnum;
		itemform.amount.value = amount;
	}
}

function sjtest(itemname,itemnum,amount) 
{
	alert("SC vals: (" + itemname + ") (" + itemnum + ") (" + amount + ")");
}