// JavaScript Document

var menu_items = document.getElementById('menu').getElementsByTagName('span');

for (var i = 0; i<menu_items.length ; i++) {
	
	menu_items[i].onmouseover = function () {
		this.getElementsByTagName('ul')[0].style.display = 'block';
	}
	
	menu_items[i].onmouseout = function () {
		this.getElementsByTagName('ul')[0].style.display = 'none';
	}
	
	
	
}