//////rollover script 

if (document.images != null)

{
          preload();
}

function preload()

{
home_on = new Image;
home_on.src = "img/home_on.gif";

home_off = new Image;
home_off.src = "img/home_off.gif";

service_on = new Image;
service_on.src = "img/serv_on.gif";

service_off = new Image;
service_off.src = "img/serv_off.gif";

bios_on = new Image;
bios_on.src = "img/bios_on.gif";

bios_off = new Image;
bios_off.src = "img/bios_off.gif";


press_on = new Image;
press_on.src = "img/press_on.gif";

press_off = new Image;
press_off.src = "img/press_off.gif";

contact_on = new Image;
contact_on.src = "img/contact_on.gif";

contact_off = new Image;
contact_off.src = "img/contact_off.gif";

about_on = new Image;
about_on.src = "img/about_on.gif";

about_off = new Image;
about_off.src = "img/about_off.gif";

comp_on = new Image;
comp_on.src = "img/compass_on.gif";

comp_off = new Image;
comp_off.src = "img/compass_off.gif";

build_on = new Image;
build_on.src = "img/build_on.gif";

build_off = new Image;
build_off.src = "img/build_off.gif";

light_on = new Image;
light_on.src = "img/light_on.gif";

light_off = new Image;
light_off.src = "img/light_off.gif";


}

function rollover(imgSwap,imgName) {
          if (document.images != null) {
                  imgSwap = eval(imgSwap + ".src");
                  document [imgName].src = imgSwap;
          }
}