var homeoff = new Image();
  homeoff.src = "images/home-off.gif";
  var homeon = new Image();
  homeon.src = "images/home-on.gif";

  var bakeryoff = new Image();
  bakeryoff.src = "images/bakery-off.gif";
  var bakeryon = new Image();
  bakeryon.src = "images/bakery-on.gif";

  var breadsoff = new Image();
  breadsoff.src = "images/breads-off.gif";
  var breadson = new Image();
  breadson.src = "images/breads-on.gif";

  var menuoff = new Image();
  menuoff.src = "images/menu-off.gif";
  var menuon = new Image();
  menuon.src = "images/menu-on.gif";

  var historyoff = new Image();
  historyoff.src = "images/history-off.gif";
  var historyon = new Image();
  historyon.src = "images/history-on.gif";

  var galleryoff = new Image();
  galleryoff.src = "images/gallery-off.gif";
  var galleryon = new Image();
  galleryon.src = "images/gallery-on.gif";

  var contactoff = new Image();
  contactoff.src = "images/contact-off.gif";
  var contacton = new Image();
  contacton.src = "images/contact-on.gif";

  var hlinksoff = new Image();
  hlinksoff.src = "images/links-off.gif";
  var hlinkson = new Image();
  hlinkson.src = "images/links-on.gif";


var isMenuAct = false; // the menu is not active yet

function actMenuItem(imgName) {
  isMenuAct = true; // the menu is now active
  act(imgName);
  inact(defImg);
}

function inactMenuItem(imgName) {
  isMenuAct = false; // the menu is no longer active
  if (document.images) {
    inact(imgName);
    timerID = setTimeout('if (!isMenuAct) act("' +  defImg + '")', 100);
  }
}

function act(imgName) {
  if (document.images) 
    document[imgName].src = eval(imgName + "on.src");
}

function inact(imgName) {
  if (document.images)
    document[imgName].src = eval(imgName + "off.src");
}