window.addEvent('domready', function()
{
  $('hauptnavigation').getElements('ul.level_2').each(function(el) {
    var pr = el.getParent();
    if (pr.hasClass('active') == false && pr.hasClass('trail') == false) {
      el.set({'opacity':0});
    }
  });
  $('hauptnavigation').getElements('li.submenu').each(function(el) {
    if (el.hasClass('active') == false && el.hasClass('trail') == false) {
    var ul = el.getElement('ul.level_2');
    var an = el.getElement('a.submenu');
    el.addEvent('mouseenter', function() {
      new Fx.Morph(ul, {'duration':10}).start({'opacity':1});
      an.setStyle('background-position',[0,-130]);
      an.setStyle('color','#333333');
    });
    el.addEvent('mouseleave', function() {
      new Fx.Morph(ul, {'duration':10}).start({'opacity':0});
      an.setStyle('background-position',[0,0]);
      an.setStyle('color','white');
    });}
  });
});