window.addEvent('domready', function(){
	var accordion = new Accordion($('accordion'), 'h2.atStart', 'div.atStart', {
				opacity: false,
				show:true,
				alwaysHide:true,
				onActive: function(toggler, element){
						toggler.addClass('btnof'); 
						toggler.removeClass('btnon');
				},				
				onBackground: function(toggler, element){
						toggler.addClass('btnon');
						toggler.removeClass('btnof');					
				}
	});
});