/* Menu déroulants */

sfHover = function() {
	oNav = document.getElementById('nav') ;
	if (oNav) {
		var sfEls = oNav.getElementsByTagName('li') ;
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover = function() {
				this.className += ' sfhover' ;
				/*
				var menus = document.getElementById('nav').getElementsByTagName('ul') ;
				for (var i=0; i<menus.length; i++) {
					menus[i].style.display='block';
				}
				this.style.display = 'block' ;
				*/
			}
			sfEls[i].onmouseout = function() {
				this.className = this.className.replace(new RegExp(" sfhover\\b"), "") ;
				/*
				var menus = document.getElementById('nav').getElementsByTagName('ul') ;
				for (var i=0; i<menus.length; i++) {
					menus[i].style.display = 'none' ;
				}
				*/
			}
		}
	}
	var sfEls = document.getElementsByClassName('niveau', 'div', document.getElementById('menu'));
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className += ' sfhover';
		}
		sfEls[i].onmouseout=function() {
			this.className = this.className.replace(new RegExp(" sfhover\\b"), "") ;
		}
	}
}