var imgDir = "/images/menu/";
var welcome = new defObj("welcome.gif");
var welcomeon = new defObj("welcome-on.gif");
var aboutus = new defObj("aboutus.gif");
var aboutuson = new defObj("aboutus-on.gif");
var products = new defObj("products.gif");
var productson = new defObj("products-on.gif");
var certified = new defObj("certified.gif");
var certifiedon = new defObj("certified-on.gif");
var contactus = new defObj("contactus.gif");
var contactuson = new defObj("contactus-on.gif");
var schools = new defObj("schools.gif");
var schoolson = new defObj("schools-on.gif");
var news = new defObj("news.gif");
var newson = new defObj("news-on.gif");