function rolloverMenu(page_courante,page_demandee) {
	if(page_courante!=page_demandee) document.getElementById('menu_'+page_demandee).src = "images/menu_"+page_demandee+".gif";
}
function rolloutMenu(page_courante,page_demandee) {
	if(page_courante!=page_demandee) document.getElementById('menu_'+page_demandee).src = "images/menu_"+page_demandee+"_off.gif";
}
function initMenu(page) {
	//alert('page = '+page);
	if(page>0) { 
		document.getElementById('menu_'+page).src = "images/menu_"+page+".gif";
	}
}
function rolloverMenu2(page_courante,page_demandee) {
	if(page_courante!=page_demandee) document.getElementById('menu_'+page_demandee).src = "../images/menu_"+page_demandee+".gif";
}
function rolloutMenu2(page_courante,page_demandee) {
	if(page_courante!=page_demandee) document.getElementById('menu_'+page_demandee).src = "../images/menu_"+page_demandee+"_off.gif";
}
function affichage_popup() {
	//window.open('game.html','Orchestres en fête','toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=no,width=750,height=500');
	window.open('game.html','Orchestres','toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=no,width=750,height=500');
	//alert('');
	//window.open('game.html');
}