/*

queue up a whole series of events to be triggered when the document loads. 
If you simply use window.onload = func, then you run the risk of overwriting existing functions 

*/

function addLoadEvent(func) {

	var oldonload = window.onload;

	if (typeof window.onload != 'function') {

		window.onload = func;

	} else {

		window.onload = function() {

			oldonload();

			func();

		}
	}
}