window.addEvent('domready', function(){
  var mySlide = new Fx.Slide('order', {mode: 'vertical'});
  mySlide.hide();
   
  $('show').addEvent('click', function(e){
          e = new Event(e);
          mySlide.slideIn();
          e.stop();
  });
   
  $('hide').addEvent('click', function(e){
          e = new Event(e);
          mySlide.slideOut();
          e.stop();
  });
});