var ajax = new AJAXRequest;
function Cart() {
}
//删除一条
Cart.prototype.delRow = function(o) {
	var tbl = o.parentNode.parentNode.parentNode;
	var index = o.parentNode.parentNode.rowIndex;
	ajax.post(
			"/index.php/index/cart/delrow",
			'&offset='+ (index-1),
			Delegate.create(this,this.delRow_receive,tbl,index)
	);
	return false;
};
Cart.prototype.delRow_receive = function(resultObj,tbl,index) {
	var r = unescape(resultObj.responseText);
	r = r.split("{$$}");
	if(r[0] == "1") {
		var d = r[2].split("{|}");
		tbl.deleteRow(index);
		document.getElementById("price-total").innerHTML = d[0];
		document.getElementById("price-discount").innerHTML = d[1];
		if(d[0] == "0.00") document.getElementById("button-nextstep").style.display = "none";
	}
};

var cart = new Cart();