// JavaScript Document

  onload = function(){
    if(document.getElementById){
     var navRoot = document.getElementsByTagName('UL');
      for(var i=0; i<navRoot.length; i++){
        for(var j=0; j<navRoot[i].childNodes.length; j++){
            node = navRoot[i].childNodes[j];
          if(node.nodeName == 'LI'){
             node.onmouseover = function(){
             this.className += 'over';
            }
             node.onmouseout = function(){
             this.className = this.className.replace('over', '');
            }
          }
        }
      }
    }
  }