function hideAllMenus() {
  var name, el, i, reg;
  var reg = new RegExp("(menu)", "g");
  if($('submenu')) {
    el = $('submenu').getElementsBySelector('div');
    if (el) {
      for (i = 0; i < el.length; i++) {
      	name = el[i].readAttribute('id').replace(reg, "");
      	el[i].style.display = 'none';
	if ($('button' + name)) {
	  $('button' + name).style.background = "url('/images/ei2/menu/menu_normal_" + name + ".gif')";
	}
      }
    }
  }
}
function _expandMenu(event) {
  if (event && Event.element(event)) {
    name = Event.element(event).readAttribute('id').replace(/button/, "");
    expandMenu(name);
  }
}
function expandMenu(name) {
  hideAllMenus();
  if ($('button' + name)) {
    $('button' + name).style.background = "url('/images/ei2/menu/menu_hover_" + name + ".gif')";
  }
  if ($('menu' + name)) {
    $('menu' + name).style.display = 'block';
  }
}
function expandDefaultMenu() {
  if (currentmenu = $('menu').select('[class="current"]')[0]) {
    name = currentmenu.select('a')[0].readAttribute('id').replace(/button/, "");
    expandMenu(name);
  }
  return false;
}
var timer = null;
function fout() {
  timer = setTimeout("expandDefaultMenu()", "500"); // Augmentation du timer par rapport a Edilivre -> pour les personnes agees
}
function fover() {
  clearTimeout(timer);
}
Event.observe(window, 'load', menuSetAction);
function menuSetAction() {
  $('buttonhome').observe('mouseover', _expandMenu);
  $('buttonactu').observe('mouseover', _expandMenu);
  $('buttonlibrary').observe('mouseover', _expandMenu);
  $('buttonpublish').observe('mouseover', _expandMenu);
  $('buttonaccount').observe('mouseover', _expandMenu);
  $('header').observe('mouseout', fout);
  $('header').observe('mouseover', fover);
  var bgtop = new Image;
  bgtop.src = '/images/ei2/top.jpg';
  var menu1 = new Image();
  menu1.src = '/images/ei2/menu/menu_hover_account.gif';
  var menu2 = new Image();
  menu2.src = '/images/ei2/menu/menu_hover_actu.gif';
  var menu3 = new Image();
  menu3.src = '/images/ei2/menu/menu_hover_home.gif';
  var menu4 = new Image();
  menu4.src = '/images/ei2/menu/menu_hover_library.gif';
  var menu5 = new Image();
  menu5.src = '/images/ei2/menu/menu_hover_publish.gif';
  var menu6 = new Image();
  menu6.src = '/images/ei2/menu/submenu_background.gif';
  var menu7 = new Image();
  menu7.src = '/images/ei2/menu/submenu_puce_01.gif';
}