function getObj(objID)
{
    if (document.getElementById) {return document.getElementById(objID);}
    else if (document.all) {return document.all[objID];}
    else if (document.layers) {return document.layers[objID];}
}

function youAreHere(obj){
	var url = unescape(location.href);
	if (obj != null){
		var teller = 0;
		while (obj.childNodes[teller] != null){
			var element = obj.childNodes[teller];
			if (element.nodeName == "A"){
				var href = element.href;
				if (href == url){
					var subtel = 0;
					var imagesrc = '';
					var quoted = element.getAttribute("onmouseover").toString();
					if (quoted != null){
						var quotedmatch = quoted.match('"[^"]*"');
						if (quotedmatch == null){
							var quotedmatch = quoted.match("'[^']*'");
						}
						if (quotedmatch != null){
							var imagesrc = quotedmatch[0].replace(/["']{1}/gi,'');
							if (imagesrc != ''){
								while (element.childNodes[subtel] != null){
									var subelement = element.childNodes[subtel];
									if (subelement.nodeName == "IMG"){
										subelement.src = imagesrc;
									}
									subtel++;
								}
								element.setAttribute('onmouseover', new Function(''));
								element.setAttribute('onmouseout', new Function(''));
							}
						}
					}
				}
			} else {
				youAreHere(element);
			}
			teller++;
		}
	}
}

var udmDiv = getObj('udm');
youAreHere(udmDiv);