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

	var myHorizontalSlide = new Fx.Slide('horizontal_slide', {mode: 'horizontal'});

    
	//myHorizontalSlide.toggle();
	var ide = document.getElementById("imgg") 
	ide.src = "img/pestana_abrir.gif"; 


	$('h_toggle').addEvent('click', function(e){
		e.stop();
		myHorizontalSlide.toggle();
		if (ide.src.search("cerrar")!=-1) {ide.src = "img/pestana_abrir.gif";} else {ide.src = "img/pestana_cerrar_over.gif";}
	});



});