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