var Collapsables = {
	init:function(){
   		var list = $$('a.collapse_target'); 
 		list.each(function(e){
   		   var  target = e.href.split('#')[1];
		   var target2 = target.split('$')[0];
	       var target3= target.split('$')[1];  
		   var contentNuevo; 	
		  e.fx = new Fx.Slide(target2, {mode:'horizontal',duration: 300, transition: Fx.Transitions.Cubic.easeOut});	 
		  e.state = "close"; // <---- Default state 
		  contentNuevo = new Fx.Slide(target3, {mode:'horizontal',duration: 300, transition: Fx.Transitions.Cubic.easeOut});
 		   	e.addEvent('click', function(el){ 
          	 ev = new Event(el);
				if (this.state == "open") 
				{						 
					e.fx.slideOut();
					document.getElementById(target2).style.display='none';
					document.getElementById(target3).style.display='block';
					contentNuevo.slideIn();		
					this.state = "close";
					
				}
				else
				{	
					contentNuevo.slideOut();
					document.getElementById(target3).style.display='none';		
					document.getElementById(target2).style.display='block';		
					e.fx.slideIn();					
					this.state = "open";
				}
          						 
          	 ev.stop();
			 
         	});			
  			e.fx.hide(); 	
  			contentNuevo.show();
	 	  });
     }
}
window.addEvent('load', Collapsables.init);