var startList = function() {
	if(document.getElementById){
		navRoot = document.getElementById("navi");
		for (i=0; i<navRoot.childNodes.length; i++) {		
			node = navRoot.childNodes[i];
			if (document.all) {
					if (node.nodeName=="LI") {
					node.onmouseover=function() {
						this.className+=" over";
					}
					node.onmouseout=function() {
					this.className=this.className.replace(" over", "");
					}
				}
			}			
		}
	}
}
window.onload=startList;