image1 = new Image;
image2 = new Image;
image1.src = 'images/about.gif';
image2.src = 'images/about[h].gif';

image3 = new Image;
image4 = new Image;
image3.src = 'images/sitemap.gif';
image4.src = 'images/sitemap[h].gif';

function setClassName(objId, className) {
	document.getElementById(objId).className = className;
}

function popUp(URL, popupwidth, popupheight) {
	day = new Date();
	id = day.getTime();
	Eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=popupwidth,height=popupheight,left = 490,top = 250');");
}