if (document.images) {
  image1on = new Image();
  image1on.src = "images/menu/m1_home_on.gif";
  image2on = new Image();
  image2on.src = "images/menu/m2_releases_on.gif";
  image3on = new Image();
  image3on.src = "images/menu/m3_artists_on.gif";
  image4on = new Image();
  image4on.src = "images/menu/m4_booking_on.gif";
  image5on = new Image();
  image5on.src = "images/menu/m5_contacts_on.gif";
  image6on = new Image();
  image6on.src = "images/menu/m6_search_on.gif";
  image7on = new Image();
  image7on.src = "images/menu/m7_promo_on.gif";
  image8on = new Image();
  image8on.src = "images/menu/m8_help_on.gif";
  
  image1off = new Image();
  image1off.src = "images/menu/m1_home.gif";
  image2off = new Image();
  image2off.src = "images/menu/m2_releases.gif";
  image3off = new Image();
  image3off.src = "images/menu/m3_artists.gif";
  image4off = new Image();
  image4off.src = "images/menu/m4_booking.gif";
  image5off = new Image();
  image5off.src = "images/menu/m5_contacts.gif";
  image6off = new Image();
  image6off.src = "images/menu/m6_search.gif";
  image7off = new Image();
  image7off.src = "images/menu/m7_promo.gif";
  image8off = new Image();
  image8off.src = "images/menu/m8_help.gif";

}
function changeImages() {
  if (document.images) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
    }
  }
}