function menuFix() {
  //$('nav').set('opacity', 0.65);
  
  $('nav').getElements('li').each(function(el,idx){
    var sub = el.getElement('ul');
    if (sub) {
      sub.setStyle('background-color','#1E659B');
      //sub.set('opacity', 0.65);
      el.addEvent('mouseover', function(){
        this.removeClass('hide');
      }.bind(sub));
      el.addEvent('mouseout', function(){
        this.addClass('hide');
      }.bind(sub));
    }
  });
}