window.addEvent('domready', function() {



 $$( '.all' ).each(function(item){
  var thisSlider = new Fx.Slide( item.getElement( '.vertical_slide' ), { duration: 500, link:'cancel' } );
  var hidden = item.getElement('.hidden');
  var slide_html = item.getElement('.html_slide');
  var slidein = function(){ thisSlider.slideIn().chain(function(){hidden.setStyle('visibility', 'visible')});  };
  var slideout = function(){ thisSlider.slideOut().chain(function(){hidden.setStyle('visibility', 'hidden')}); };
  slide_html.addEvent( 'mouseleave', slidein );
  hidden.addEvent( 'mouseleave', slidein );
  slide_html.addEvent( 'mouseover', slideout );
  hidden.addEvent( 'mouseover', slideout );
 } );



	
});