var actionMenu = true;
function menu_hide() {
	if (actionMenu) {
		cUL = document.getElementById('sousMenu').getElementsByTagName('UL');
		for (var i = 0; i < cUL.length; i++) {
			YAHOO.util.Dom.setStyle(cUL[i], 'display', 'none');
		}
	}
	actionMenu = false;
}
function menu_out() {
	actionMenu = true;
	setTimeout(menu_hide, 1500);
}
function menu_init() {
	menu_hide();
	var cLI = document.getElementById('sousMenu').getElementsByTagName('LI');
	for (var i = 0; i < cLI.length; i++) {
		cLI[i].onmouseover = menu_show;
		cLI[i].onmouseout = menu_out;
	}			
}
function menu_show() {
	actionMenu = true;
	menu_hide();
	try {
		var cur = this;
		var parent = cur.parentNode;
		while (parent.id != 'sousMenu') {
			cur = parent;
			parent = parent.parentNode;
		}
		var ul = cur.getElementsByTagName('UL')[0];
		YAHOO.util.Dom.setStyle(ul, 'display', 'block');
	}
	catch (e) {
		alert("Erreur menu_show\n" + e.message);
	}
}
YAHOO.util.Event.onDOMReady(menu_init);