if(document.images) {
  image01 = new Image;
  image02 = new Image;
  image11 = new Image;
  image12 = new Image;
  image21 = new Image;
  image22 = new Image;
  image31 = new Image;
  image32 = new Image;
  image41 = new Image;
  image42 = new Image;
  image51 = new Image;
  image52 = new Image;
  image61 = new Image;
  image62 = new Image;
  image71 = new Image;
  image72 = new Image;
// source button images
  image01.src = 'images/home.jpg';
  image02.src = 'images/home2.jpg';
  image11.src = 'images/blog.jpg';
  image12.src = 'images/blog2.jpg';
  image21.src = 'images/sl.jpg';
  image22.src = 'images/sl2.jpg';
  image31.src = 'images/pl.jpg';
  image32.src = 'images/pl2.jpg';
  image41.src = 'images/forums.jpg';
  image42.src = 'images/forums2.jpg';
  image51.src = 'images/radio.gif';
  image52.src = 'images/radio2.gif';
  image61.src = 'images/wspr.jpg';
  image62.src = 'images/wspr2.jpg';
  image71.src = 'images/guild.jpg';
  image72.src = 'images/guild2.jpg';
}
// MouseOver Function
function swapImg(imgLocation,imgName){
  if(navigator.appName.indexOf("Netscape") != -1){
    tmpImg = FindImage(imgLocation,document);
  } else {
    tmpImg = document.images[imgLocation];
  }
  if(tmpImg != "" && tmpImg != null){
    tmpImg.src = eval(imgName + ".src");
  }
}
function FindImage(name, doc){
  var i, img;
  for (i = 0; i < doc.images.length; i++){
    if (doc.images[i].name == name){ return doc.images[i]; }
  }
  for (i = 0; i < doc.layers.length; i++){
    if ((img = FindImage(name, doc.layers[i].document)) != null) {
      img.container = doc.layers[i];
      return img;
    }
  }
  return null;
}