if (document.images) {

      homeon = new Image(72, 40);
      homeon.src = "/images/home_on.jpg";
      homeoff = new Image(72, 40);
      homeoff.src = "/images/home_off.jpg";

      aboutuson = new Image(87, 40);
      aboutuson.src = "/images/aboutus_on.jpg";
      aboutusoff = new Image(87, 40);
      aboutusoff.src = "/images/aboutus_off.jpg";

      onlinestoreon = new Image(114, 40);
      onlinestoreon.src = "/images/onlinestore_on.jpg";
      onlinestoreoff = new Image(114, 40);
      onlinestoreoff.src = "/images/onlinestore_off.jpg";

      ourbeanson = new Image(98, 40);
      ourbeanson.src = "/images/ourbeans_on.jpg";
      ourbeansoff = new Image(98, 40);
      ourbeansoff.src = "/images/ourbeans_off.jpg";

      customerson = new Image(99, 40);
      customerson.src = "/images/customers_on.jpg";
      customersoff = new Image(99, 40);
      customersoff.src = "/images/customers_off.jpg";

      contactuson = new Image(100, 40);
      contactuson.src = "/images/contactus_on.jpg";
      contactusoff = new Image(100, 40);
      contactusoff.src = "/images/contactus_off.jpg";
	        
}

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;
	}
}