function navHover() {
	if (document.all&&document.getElementById) {
	if(!document.getElementById("top-level"))return false;
	navRoot = document.getElementById("top-level");
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					this.className+=" over";
				}
				node.onmouseout=function() {
					this.className=this.className.replace(" over", "");
				}
			}
  		}
 	}
}
Event.observe(window,"load",navHover);

function subnavHover1() {
	if (document.all&&document.getElementById) {
	if(!document.getElementById("shop-room"))return false;
	navRoot = document.getElementById("shop-room");
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					this.className+=" over";
				}
				node.onmouseout=function() {
					this.className=this.className.replace(" over", "");
				}
			}
  		}
 	}
}
Event.observe(window,"load",subnavHover1);

function subnavHover2() {
	if (document.all&&document.getElementById) {
	if(!document.getElementById("shop-type"))return false;
	navRoot = document.getElementById("shop-type");
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					this.className+=" over";
				}
				node.onmouseout=function() {
					this.className=this.className.replace(" over", "");
				}
			}
  		}
 	}
}
Event.observe(window,"load",subnavHover2);