var preLoad = new Array(); 
preLoad[0] = new Image();
preLoad[0].src = '/images/background_menuitem.jpg'; 

function swapImage(object) {
	object.style.background = "url("+preLoad[0].src+")";
}

function bookmark(url, title) {
	if (document.all) {
		window.external.AddFavorite(url, title);
	} else if (window.sidebar) {
		window.sidebar.addPanel(title, url, "")
	}
}// JavaScript Document