/*
This function was written by Simon Willison and can be found at http://simon.incutio.com/archive/2004/05/26/addLoadEvent
Queues up all the events that are triggered when the document loads.
Alternative to using the window.onload = func which can only be used once on a page.
*/
function addLoadEvent(func) {
    var oldonload = window.onload;
    if (typeof window.onload != 'function') {
        window.onload = func;
    }
    else {
        window.onload = function() {
            oldonload();
            func();
        }
    }
}