WIP

gistfile1.txt

ready: (function() {

    ...

    //Mozilla, Opera, and Webkit
    if (document.addEventListener) {
        document.addEventListener("DOMContentLoaded", idempotent_fn, false);
        ...
    }
    //IE event model
    else if (document.attachEvent) {

        // ensure firing before onload; maybe late but safe also for iframes
        document.attachEvent("onreadystatechange", idempotent_fn);

        // A fallback to window.onload, that will always work
        window.attachEvent("onload", idempotent_fn);

        ...     
    }

})