//handles rollover images for NN3+ and IE4+
var loaded = new Array();

function F_loadRollover(image,imageName) {
 if (image && image.src &&
  (null == image.out || typeof(image.out) == typeof(void(0)))) {
  s = image.src;
  image.out = new Image();
  image.out.src = s;
  image.over = new Image();
  if (imageName.lastIndexOf('/') >= 0 || imageName.lastIndexOf('\\') >= 0) {
   s = imageName;
  } else {
   i = s.lastIndexOf('/');
   if (i<0) i = s.lastIndexOf('\\');
   if (i<0) { s = imageName; }
   else  { s = s.substring(0,i+1) + imageName; }
  }
  image.over.src = s;
  loaded[image.name] = image;
 }
}

function F_roll(imageName,over) {
 if (document.images) {
 if (over) { imageObject = "over"; }
 else  { imageObject = "out"; }
 image = loaded[imageName];
 if (image) {
  ref = eval("image."+imageObject);
  if (ref) image.src = eval("image."+imageObject+".src");
 }
 if (window.event)
  window.event.cancelBubble = true;
 }
}