script.
    var res = !{ JSON.stringify(userInfo)};
    //setTimeout(function(){
        var event; // The custom event that will be created
        if (document.createEvent) {
            event = document.createEvent("HTMLEvents");
        event.initEvent("auth-response", true, true);
        } else {
            event = document.createEventObject();
        event.eventType = "auth-response";
        }
        event.data = res;
        event.eventName = "auth-response";
        var element = window.top.document.getElementsByTagName("body")[0];
        if (document.createEvent) {
            element.dispatchEvent(event);
        } else {
            element.fireEvent("on" + event.eventType, event);
        }
    //}, 3000);