var convenios = new Object();
Object.extend(convenios, {
	current: null,
	
	init: function(){
		$A(document.getElementsByClassName('convenio', 'convenios')).each(function(element){
			var link = element.getElementsByTagName('a')[0];
			Event.observe(link, 'click', convenios.act.bindAsEventListener(convenios));
		});
	},
	
	act: function(event){
		Event.stop(event);
		var link = Event.element(event);
		var div = link.parentNode.parentNode.getElementsByTagName('div')[0];
		
		Element.show(div);
		if(this.current)
			Element.hide(this.current);
		
		if(this.current == div)
			this.current = null;
		else
			this.current = div;
	}
});

ContentLoaded(window, convenios.init);