/*
 * addLoadEvent.js
 * Copyright (C) 2006
 * Author: Pascal Haakmat <pascal.haakmat@lightmaker.com>
 */
 
 function addLoadEvent (func){
	var oldonload = window.onload;
	
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}

function addUnloadEvent (func){
	var oldonunload = window.onunload;
	
	if (typeof window.onunload != 'function') {
		window.onunload = func;
	} else {
		window.onunload = function() {
			oldonunload();
			func();
		}
	}
}