function menu(id_menu) {
	var monmenu = document.getElementById('menu'+id_menu);
	id_menu_selectionne='0';
	
	var derouler=false;
	if (monmenu.style.display=='block'){ derouler=true; }
	
	for (var i = 1; i<=11; i++) {
		document.getElementById('menu'+i).style.display='none';
		boutonout(i);
	}
	
	if (derouler==false) { 
		monmenu.style.display='block'; 
		id_menu_selectionne=id_menu;
		boutonover(id_menu);
	}
}

function boutonover(id_bouton) {
	var monbouton = document.getElementById('bouton'+id_bouton);
	
	monbouton.style.borderTopColor='#656565';
	monbouton.style.borderLeftColor='#656565';
	monbouton.style.borderBottomColor='#f8f8f8';
	monbouton.style.borderRightColor='#f8f8f8';	
}

function boutonout(id_bouton) {
	var monbouton = document.getElementById('bouton'+id_bouton);
	
	if (id_bouton!=id_menu_selectionne) {
		monbouton.style.borderTopColor='#f8f8f8';
		monbouton.style.borderLeftColor='#f8f8f8';
		monbouton.style.borderBottomColor='#656565';
		monbouton.style.borderRightColor='#656565';
	}
}

function sousmenu(id_smenu, id_image) {	
	if (id_smenu!="smenu" && id_image!="id_image") {
	  document.getElementById(id_smenu).style.backgroundColor='#E2DCC4'; 
	  document.getElementById(id_image).src="../../image/menu/fleche_clignote.gif";
	}
}

function Fleche1(id) { document.getElementById(id).src=fleche; }

function Fleche2(id, destination) { 
	fleche=document.getElementById(id).src;
	document.getElementById(id).src="../../image/menu/"+destination; 
}