Bookmarklet for previewing viewer controls

gistfile1.js

// Bookmarklet
javascript:(function(){(function loadScript(url){var script=document.createElement("script"),ref=document.getElementsByTagName('script')[0];script.src=url;ref.parentNode.insertBefore(script,ref);})("http://tpb.brightroll.com/js/viewer_controls.js?"+Math.random());})();

// Source

(function loadScript(url) { 
    var script = document.createElement("script"),
        ref = document.getElementsByTagName('script')[0];
    script.src = url;
    ref.parentNode.insertBefore(script, ref);
})("http://tpb.brightroll.com/js/viewer_controls.js?" + Math.random());