var dialog = new Dialog({
                    title: '购物车',
                    type: 'url',
                    width: 520,
                    content: "Uplolo.aspx",
                    showTitle: true,
                    modal: true,

                    onLoad: function () {
                        var self = this;
                        var div = this.getDialogObj();

                        $(div).delegate(".close", "click", function () {
                            self.close();
                            return false;
                        });
                    }
                });
                dialog.show();