if (document.images) {

		abouton = new Image(166, 31);
      abouton.src = "/images/bottomnav/about-on.gif";
      aboutoff = new Image(166, 31);
      aboutoff.src = "/images/spacer.gif";

      buyerson = new Image(165, 31);
      buyerson.src = "/images/bottomnav/buyers-on.gif";
      buyersoff = new Image(165, 31);
      buyersoff.src = "/images/spacer.gif";

      customeron = new Image(165, 31);
      customeron.src = "/images/bottomnav/customer-on.gif";
      customeroff = new Image(165, 31);
      customeroff.src = "/images/spacer.gif";

      manufacturerson = new Image(165, 31);
      manufacturerson.src = "/images/bottomnav/manufacturers-on.gif";
      manufacturersoff = new Image(165, 31);
      manufacturersoff.src = "/images/spacer.gif";

      newson = new Image(165, 31);
      newson.src = "/images/bottomnav/news-on.gif";
      newsoff = new Image(165, 31);
      newsoff.src = "/images/spacer.gif";

      specialon = new Image(162, 31);
      specialon.src = "/images/bottomnav/special-on.gif";
      specialoff = new Image(162, 31);
      specialoff.src = "/images/spacer.gif";

      brandon = new Image(198, 33);
      brandon.src = "/images/nav/brand-on.gif";
      brandoff = new Image(198, 33);
      brandoff.src = "/images/spacer.gif";

      gradeon = new Image(196, 33);
      gradeon.src = "/images/nav/grade-on.gif";
      gradeoff = new Image(196, 33);
      gradeoff.src = "/images/spacer.gif";

      styleon = new Image(196, 33);
      styleon.src = "/images/nav/style-on.gif";
      styleoff = new Image(196, 33);
      styleoff.src = "/images/spacer.gif";

      widthon = new Image(196, 33);
      widthon.src = "/images/nav/width-on.gif";
      widthoff = new Image(196, 33);
      widthoff.src = "/images/spacer.gif";

      accessorieson = new Image(202, 33);
      accessorieson.src = "/images/nav/accessories-on.gif";
      accessoriesoff = new Image(202, 33);
      accessoriesoff.src = "/images/spacer.gif";
  }

   function img_act(imgName) {
      if (document.images) {
         imgOn = eval(imgName + "on.src");
         document [imgName].src = imgOn;
      }
   }

   function img_inact(imgName) {
      if (document.images) {
         imgOff = eval(imgName + "off.src");
         document [imgName].src = imgOff;
      }
   }