function emptycart() {
	var ret = http_request("ajax/cartaction_ajax.aspx?action=empty", cartchange_complete);
	
	return ret;
}
function updateqty() {
	if (!document.getElementById || !document.getElementsByName)
		return true;
	
	var totalvat = document.getElementById("totalvat");
	if (totalvat != null)
		totalvat.innerHTML = "";
	
	var totalprice = document.getElementById("totalprice");
	if (totalprice != null)
		totalprice.innerHTML = "Beregner...";

	var qty_elements = document.getElementsByName("qty");
	if (qty_elements.length == 0)
		return true;

	var ids = "";
	var qty = "";
	for (var i = 0; i < qty_elements.length; i++)
	{
		var id = qty_elements[i].id;
		
		if(ids.indexOf(id.substring(3)) > -1)
		{
			//Update quantity in existing string
			var arrIds = ids.split(",")
			var arrQty = qty.split(",")
			for(var j = 0;j<arrIds.length;j++)
			{
				if(arrIds[j] == id.substring(3))
				{
					arrQty[j] = parseInt(arrQty[j]) + parseInt(qty_elements[i].value);
					qty = arrQty.toString()
				}
			}
		}
		else
		{
			ids += id.substring(3) + ",";
			qty += qty_elements[i].value + ",";
		}
	}
	ids = ids.substring(0, ids.length - 1);
	qty = qty.substring(0, qty.length - 1);
	
	var data = "id=" + ids + "&qty=" + qty;
	var ret = http_request_sync("ajax/cartaction_ajax.aspx?action=updatemulti", "POST", data);
	var content = ret.responseText;
	
	var container = document.getElementById("cart");
	
	if (container != null) {
		container.innerHTML = content;
	}
	
	if (self.updatelivecart)
		self.updatelivecart();
		
	//return ret;
}
function removeitem(id) {
	var ret = http_request("ajax/cartaction_ajax.aspx?action=remove&id=" + id, cartchange_complete);
		
	return ret;
}
function updatecart() {
	return http_request("ajax/cartaction_ajax.aspx", cartchange_complete);
}
function cartchange_complete(http) {
	var content = http.responseText;
	
	var container = document.getElementById("cart");
	
	if (container != null) {
		container.innerHTML = content;
	}
	
	if (self.updatelivecart)
		self.updatelivecart();
}