nav_company = new Image();
nav_company.src = "images/nav_company_on.gif";

nav_university = new Image();
nav_university.src = "images/nav_university_on.gif";

nav_products = new Image();
nav_products.src = "images/nav_products_on.gif";

nav_support = new Image();
nav_support.src = "images/nav_support_on.gif";

nav_faq = new Image();
nav_faq.src = "images/nav_faq_on.gif";

nav_info = new Image();
nav_info.src = "images/nav_info_on.gif";

nav_links = new Image();
nav_links.src = "images/nav_links_on.gif";

nav_events = new Image();
nav_events.src = "images/nav_events_on.gif";

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

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