window.addEvent('domready',function(){
	$$('.aktif').each(function(x){
		x.getNext().style.display='block';
	});
	$$('.mainbar').each(function(x){
		x.addEvent('mouseover',function(){
			$$('.mainbar').each(function(y){
				y.removeClass('aktif');
				y.getNext().style.display='none';
			});
			x.addClass('aktif');
			x.getNext().style.display='block';
		});
	});
});