           btn: ['明白了,5s后自动关闭']
                            },function () {
                                $(".J_menuTab.active",window.top.document).find(".fa.fa-times-circle").click();
                            });
                        }else{
                            layer.msg('更新失败,'+data.result, {
                                time: 2000, //20s后自动关闭
                                btn: ['明白了,2s后自动关闭']
                            },function () 