// JavaScript Document
     startList = function() {
          if (document.all&&document.getElementById) {
               navRoot = document.getElementById("main-nav-ul");
               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", "");
                         }
                    }
               }
          }
          }
     window.onload=startList;