// 31Oct2001 (Riga)
function preload() {
  var i, j;
  var args = preload.arguments;

  if (document.images) {
    if (! document.img_array) {
      document.img_array = new Array ();
    }
    for (i = 0; i < args.length; i++) {
      if (args[i].indexOf("#") != 0) {
        img_array[j] = new Image;
        img_array[j].src = args[i];
        j++;
      }
    }
  }
}

// 31Oct2001 (Riga)
function highlight_image(name,highlight) {
  document.images[name].old_src = document.images[name].src;
  document.images[name].src = highlight;
}

// 31Oct2001 (Riga)
function restore_image(name) {
  document.images[name].src = document.images[name].old_src;
}

// 31Oct2001 (Riga)
function new_page(url) {
  document.location=url;
}

// 31Oct2001 (Riga)
function previous_page() {
  window.history.back ();
}