YAHOO.util.Event.onContentReady("navMenu", function () {
  var oMenu = new YAHOO.widget.Menu("navMenu", { position: "static", hidedelay: 750, lazyload: true });
  var aSubmenuData = [

  ];

  oMenu.subscribe("beforeRender", function () {
    if (this.getRoot() == this) {
    }
  });

  oMenu.render();
});