function onAccChange (ui,event) {
	$(this).find(".ui-accordion-section").each(function() {
		$(this).find(".ui-state-default").animate({backgroundColor:'#D2E7B9',color:'#516046'}).css('background','url("/urlaub/img/menu_pfeil_acc.gif") no-repeat 170px 13px');
		$(this).find(".ui-accordion-content").css({backgroundColor:'#D2E7B9'});
		$(this).find(".ui-state-active, .ui-accordion-content-active").animate({backgroundColor:'#78b927',color:'#ffffff'},150);
		$(this).find(".ui-state-active").css('background','url("/urlaub/img/menu_pfeil_active.gif") no-repeat 170px 13px'); 
	});
}