function generateNav()
			{
				if (document.all && document.getElementById) {
					navRoot = document.getElementById("dropdown");
					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", "");
							}
						}
					}
				}
			}