window.addEvent('domready', function(){
  var slides = [];
  $$('#main-cat li.h').each(function(li, k){
    //li.getParent().getElement('ul').hide();
    slides[k] = new Fx.Slide(li.getParent().getElement('ul'));
    slides[k].hide();
    li.addEvent('click', function(){
      //var slide = new Fx.Slide(this.getParent().getElement('ul'));
      slides[k].toggle();
    });
  });
});