var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		mainNav2_on = newImage('images/mainNav2_on.gif');
		mainNav3_on = newImage('/images/mainNav3_on.gif');
		mainNav4_on = newImage('/var/www/html/images/mainNav4_on.gif');
		preloadFlag = true;
	}
}
sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
			}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);
function acsSwapImages(id, image) {
document.getElementById(id).src=image;
}