function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {  // if window.onload has already happened
		window.onload = func;
	} else { // if it's our FIRST function (window not yet loaded)
		window.onload = function() {
			oldonload();
			func();
		}
	}
}