var NewsSlider = Class.create({
	initialize: function(){
		var containers = $$('.news_single');
		containers.each(function(container){
			var headers = container.select('.news_item');
			headers.each(function(header){
				header.select('a').first().observe('click',function(event){
					var element = event.element();
					var panel = element.up().next();
					if(panel.visible() == false){
						Effect.BlindDown(panel.identify(), { duration: 1.5 } );
						element.update('wieder einklappen');
						element.addClassName('active');
					}else{
						Effect.BlindUp(panel.identify(), { duration: 1.5 } );
						element.update('Beschreibung anzeigen');
						element.removeClassName('active');
					}
				});
			});
		});
	}
});

Event.observe(window, "load", function(){
	var newsSlider = new NewsSlider();
});