var advertise = new Image ();
advertise.src = "images/menu/advertise.gif";

var advertise_over = new Image ();
advertise_over.src = "images/menu/advertise_over.gif";

var contact = new Image ();
contact.src = "images/menu/contact.gif";

var contact_over = new Image ();
contact_over.src = "images/menu/contact_over.gif";

var wheretofindus = new Image ();
wheretofindus.src = "images/menu/wheretofindus.gif";

var wheretofindus_over = new Image ();
wheretofindus_over.src = "images/menu/wheretofindus_over.gif";

var historical = new Image ();
historical.src = "images/menu/historical.gif";

var historical_over = new Image ();
historical_over.src = "images/menu/historical_over.gif";

var membership = new Image ();
membership.src = "images/menu/membership.gif";

var membership_over = new Image ();
membership_over.src = "images/menu/membership_over.gif";