window.addEvent('domready', function() {
	//create our Accordion instance
	var myAccordion = new Accordion($$('h3.title_news'), $$('.details_news_list'), {
		opacity: false,
		onActive: function(toggler, element){
		toggler.removeClass('news_background');
		},
		onBackground: function(toggler, element){
			toggler.addClass('news_background');
		}
	});
});