addDOMLoadEvent = (function(){
    // create event function stack
    var load_events = [],safari_timer,done,exec,script;

 var init = function () {
            done = true;

            // kill the timer
            clearInterval(safari_timer);

            // execute each function in the stack in the order they were added
            while (exec = load_events.shift())
                exec();

            if (script) script.onreadystatechange = '';
        }

    return function (func) {
        // if the init function was already ran, just run this function now and stop
        if (done) return func();

        if (!load_events[0]) {
            // for Mozilla/Opera9
            if (document.addEventListener)
                document.addEventListener("DOMContentLoaded", init, false);

   /*@cc_on @*/
   /*@if (@_win32)
   var proto = "src='javascript:void(0)'";
   if (location.protocol == "https:") proto = "src=//0";
   document.write("<scr"+"ipt id=__ie_onload defer " + proto + ">< \/scr"+"ipt>");
   var script = document.getElementById("__ie_onload");
   script.onreadystatechange = function() {
    if (this.readyState == "complete") {
     init()
    }
   };
   /*@end @*/

            if (/WebKit/i.test(navigator.userAgent)) { // sniff
                safari_timer = setInterval(function() {
                    if (/loaded|complete/.test(document.readyState))
                        init(); // call the onload handler
                }, 10);
            }

            old_onload = window.onload;
            window.onload = function() {
                init();
                if (old_onload) old_onload();
            };
        }

        load_events.push(func);
    }
})();