window.onload = initMenu;
  
   function initMenu() {
      var theUL = document.getElementById("navigation").getElementsByTagName("ul")[0];
       var theULChilds = theUL.childNodes;
  
       for (var i = 0; i < theULChilds.length; i++) {
           if (theULChilds[i].tagName == "LI") {
               var theLINode = theULChilds[i];
              if (theLINode.getElementsByTagName("ul").length > 0) {
              setMouseActions(theLINode); 
                  theLINode.firstChild.className = "downMenu";
                 }
             }
         }
     }
  function setMouseActions(node) {
         node.onmouseover = function() {
             this.getElementsByTagName("ul")[0].style.display = "block";
this.firstChild.style.backgroundColor= "#fff"; 

         };
     
         node.onmouseout = function() {
             this.getElementsByTagName("ul")[0].style.display = "none";
 this.firstChild.style.backgroundColor= "#EEE"; 
         };
     }