//<![CDATA[
  function displayMenu() {
    if (window.document.getElementById('menu').style.visibility == "hidden") {
      window.document.getElementById('menu').style.visibility = "visible";
      window.document.getElementById('third_menu').style.margin = "-200 0 0 140";
      window.document.getElementById('title').style.margin = "-155 0 0 625";
      window.document.getElementById('main_menu').style.backgroundImage = "url(/fileadmin/medias/menu_galerie.jpg)";
    } else {
      window.document.getElementById('menu').style.visibility = "hidden";
      window.document.getElementById('third_menu').style.margin = "-230 0 0 140";
      window.document.getElementById('title').style.margin = "-125 0 0 625";
      window.document.getElementById('main_menu').style.backgroundImage = "url(/fileadmin/medias/menu_galerie_2.jpg)";
    }
  }
//]]>