abouton = new Image();
abouton.src = "/images/about-on.gif";
aboutoff = new Image();
aboutoff.src = "/images/about-off.gif";

serviceson = new Image();
serviceson.src = "/images/services-on.gif";
servicesoff = new Image();
servicesoff.src = "/images/services-off.gif";

technologyon = new Image();
technologyon.src = "/images/technology-on.gif";
technologyoff = new Image();
technologyoff.src = "/images/technology-off.gif";

contacton = new Image();
contacton.src = "/images/contact-on.gif";
contactoff = new Image();
contactoff.src = "/images/contact-off.gif";

clientloginon = new Image();
clientloginon.src = "/images/client-login-on.gif";
clientloginoff = new Image();
clientloginoff.src = "/images/client-login-off.gif";