// Initialize needed graphics
if (document.images) {
    homeon        = new Image;
    homeon.src    ="http://www.viet.net/images/graphics/buttons/main/nav-home-hilite.gif";
    homeoff       = new Image;
    homeoff.src   = "http://www.viet.net/images/graphics/buttons/main/nav-home.gif";

    serviceson       = new Image;
    serviceson.src   ="http://www.viet.net/images/graphics/buttons/main/nav-services-hilite.gif";
    servicesoff      = new Image;
    servicesoff.src  = "http://www.viet.net/images/graphics/buttons/main/nav-services.gif";

    vietnamon        = new Image;
    vietnamon.src    ="http://www.viet.net/images/graphics/buttons/main/nav-vietnam-hilite.gif";
    vietnamoff       = new Image;
    vietnamoff.src   = "http://www.viet.net/images/graphics/buttons/main/nav-vietnam.gif";

    entertainmenton  = new Image;
    entertainmenton.src = "http://www.viet.net/images/graphics/buttons/main/nav-entertainment-hilite.gif";
    entertainmentoff    = new Image;
    entertainmentoff.src = "http://www.viet.net/images/graphics/buttons/main/nav-entertainment.gif";

    communityon      = new Image;
    communityon.src  ="http://www.viet.net/images/graphics/buttons/main/nav-community-hilite.gif";
    communityoff     = new Image;
    communityoff.src = "http://www.viet.net/images/graphics/buttons/main/nav-community.gif";

    marketplaceon    = new Image;
    marketplaceon.src = "http://www.viet.net/images/graphics/buttons/main/nav-marketplace-hilite.gif";
    marketplaceoff   = new Image;
    marketplaceoff.src = "http://www.viet.net/images/graphics/buttons/main/nav-marketplace.gif";

    onlinemediaon    = new Image;
    onlinemediaon.src = "http://www.viet.net/images/graphics/buttons/main/nav-online-media-hilite.gif";
    onlinemediaoff   = new Image;
    onlinemediaoff.src = "http://www.viet.net/images/graphics/buttons/main/nav-online-media.gif";
}
// The meat of the script
// manages mouseOver animations
//   imgDocID - the name or number of the document image to be replaced
//   imgObjName - the name of the image object to be swapped in
function hiLite(imgDocID,imgObjName) {
   if (document.images) {
       document.images[imgDocID].src = eval(imgObjName + ".src");
   }
}