function LIover(thisnode)
 {
   for (var i=0; i<thisnode.childNodes.length; i++) 
    { 
      if (thisnode.childNodes[i].childNodes.length>0) 
       { LIover(thisnode.childNodes[i]); }

      if (thisnode.nodeName=="LI") 
       {
         thisnode.onmouseover=function() { this.className+=" over"; }
         thisnode.onmouseout=function() { this.className=this.className.replace(" over", ""); }
       }

    }
 }

CsakHaIE = function()
 {
   if (document.all&&document.getElementById) 
    { 
      wm=document.getElementById("wmenu");
      LIover(wm); 
    }
 }

window.onload=CsakHaIE;