window.addEvent('domready', function() {
	var myElements = $('menu').getElements('div');
	myElements.fade('hide');
	var button = $('menu').getElements('li');
    button.addEvents({
    mouseenter: function(){
    	var el = this.getElement('div')
    	el.fade('in');
    },
    mouseleave: function(){ 
    	var el= this.getElement('div')
    	el.fade('out');
    }
    
});
    	
});