navHover = function() {
  var menu = document.getElementById("navmenu-h");
  if ( menu != null ) {
  
      var lis = document.getElementById("navmenu-h").getElementsByTagName("LI");
      for (var i=0; i<lis.length; i++) {
        lis[i].onmouseover=function() {
          this.className+=" iehover";
        }
        lis[i].onmouseout=function() {
          this.className=this.className.replace(new RegExp(" iehover\\b"), "");
        }
      }
      /* For the second nav */
      var lis = document.getElementById("navmenu-h2").getElementsByTagName("LI");
      for (var i=0; i<lis.length; i++) {
        lis[i].onmouseover=function() {
          this.className+=" iehover";
        }
        lis[i].onmouseout=function() {
          this.className=this.className.replace(new RegExp(" iehover\\b"), "");
        }
      }
  }
}
if (window.attachEvent) window.attachEvent("onload", navHover);