window.onloadListeners=new Array();
function addOnLoadListener(listener) {
	window.onloadListeners[window.onloadListeners.length]=listener;
}

function loadInitialize() {
	for(var i=0;i<window.onloadListeners.length;i++) {
		window.onloadListeners[i].call();
	}
}

addEvent(window, 'load', loadInitialize, false);