function newImage(arg)
{
  if (document.images)
  {
    rslt = new Image();
    rslt.src = arg;
    return rslt;
  }
}

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

var preloadFlag = false;

function preloadImages()
{
  if (document.images)
  {
    menu_home_over = newImage("../images/menu-home-over.jpg");
    menu_reviews_over = newImage("../images/menu-reviews-over.jpg");
    menu_calendar_over = newImage("../images/menu-calendar-over.jpg");
    menu_bio_over = newImage("../images/menu-bio-over.jpg");
    menu_listen_over = newImage("../images/menu-listen-over.jpg");
    menu_discography_over = newImage("../images/menu-discography-over.jpg");
    menu_gallery_over = newImage("../images/menu-gallery-over.jpg");
    menu_store_over = newImage("../images/menu-store-over.jpg");
    menu_contact_over = newImage("../images/menu-contact-over.jpg");
    preloadFlag = true;
  }
}