nav_home = new Image();
nav_home.src = "images/nav_home_on.gif";

nav_about = new Image();
nav_about.src = "images/nav_about_on.gif";

nav_services = new Image();
nav_services.src = "images/nav_services_on.gif";

nav_newsletter = new Image();
nav_newsletter.src = "images/nav_newsletter_on.gif";

nav_contact = new Image();
nav_contact.src = "images/nav_contact_on.gif";

services_weight = new Image();
services_weight.src = "images/services_weight_on.gif";

services_prenatal = new Image();
services_prenatal.src = "images/services_prenatal_on.gif";

services_cholesterol = new Image();
services_cholesterol.src = "images/services_cholesterol_on.gif";

services_diabetes = new Image();
services_diabetes.src = "images/services_diabetes_on.gif";

services_healthy = new Image();
services_healthy.src = "images/services_healthy_on.gif";

footer_email = new Image();
footer_email.src = "images/footer_email_on.gif";

footer_privacy = new Image();
footer_privacy.src = "images/footer_privacy_on.gif";

footer_credit = new Image();
footer_credit.src = "images/footer_credit_on.gif";

closewindow = new Image();
closewindow.src = "images/close_on.gif";

printwindow = new Image();
printwindow.src = "images/print_on.gif";