window.onload = function() {
$$('#menu_container ul ul ul ul ul li').each(function(stuffButton)
{
	stuffButton.addEvent('click',function(event){
		this.parentNode.parentNode.className = "SelectedLi";
	});
});

$$('#menu_container ul ul ul ul > li').each(function(stuffButton)
{
	stuffButton.addEvent('mouseover',function(event){
		$$('#menu_container ul ul ul ul ul[class!=selectedItem]').setStyle('display', 'none');
		this.getElements('ul').setStyle('display', 'block');
	});
	
	stuffButton.addEvent('mouseout',function(event){
		if(this.className != "selectedItem" && this.className != "SelectedLi")
			this.getElements('ul').setStyle('display', 'none');
	});
});
	
};