window.addEvent('domready', initAccordion);
function initAccordion() {
	eventAccordion = new Fx.Accordion($$('div.eventHeadline'), $$('div.eventBody'), {
						    alwaysHide: true,
						    onActive: function(toggler, element) {
						    	toggler.setStyle('background-image','none');
						    },
						    onBackground: function(toggler, element) {
						    	toggler.setStyle('background-image','url(/fileadmin/staatsoperette-dresden/images/layout/arrowMagentaDown.gif)');
						    }

						});

}