if (document.images) {
// Preload original images
  home=new Image();
  home.src="images/home.gif";
  home_selected=new Image();
  home_selected.src="images/home-selected.gif";
  whatson=new Image();
  whatson.src="images/whats-on.gif";
  whatson_selected=new Image();
  whatson_selected.src="images/whats-on-selected.gif";
  services=new Image();
  services.src="images/services.gif";
  services_selected=new Image();
  services_selected.src="images/services-selected.gif";
  believe=new Image();
  believe.src="images/believe.gif";
  believe_selected=new Image();
  believe_selected.src="images/believe-selected.gif";
  directions=new Image();
  directions.src="images/directions.gif";
  directions_selected=new Image();
  directions_selected.src="images/directions-selected.gif";
  feedbackimg=new Image();
  feedbackimg.src="images/feedback.gif";
  feedbackimg_selected=new Image();
  feedbackimg_selected.src="images/feedback-selected.gif";
  contacts=new Image();
  contacts.src="images/contacts.gif";
  contacts_selected=new Image();
  contacts_selected.src="images/contacts-selected.gif";
}

if (document.images) {
// Preload rollover images
  home_over=new Image();
  home_over.src="images/home-over.gif";
  home_selected_over=new Image();
  home_selected_over.src="images/home-selected-over.gif";
  whatson_over=new Image();
  whatson_over.src="images/whats-on-over.gif";
  whatson_selected_over=new Image();
  whatson_selected_over.src="images/whats-on-selected-over.gif";
  services_over=new Image();
  services_over.src="images/services-over.gif";
  services_selected_over=new Image();
  services_selected_over.src="images/services-selected-over.gif";
  believe_over=new Image();
  believe_over.src="images/believe-over.gif";
  believe_selected_over=new Image();
  believe_selected_over.src="images/believe-selected-over.gif";
  directions_over=new Image();
  directions_over.src="images/directions-over.gif";
  directions_selected_over=new Image();
  directions_selected_over.src="images/directions-selected-over.gif";
  feedbackimg_over=new Image();
  feedbackimg_over.src="images/feedback-over.gif";
  feedbackimg_selected_over=new Image();
  feedbackimg_selected_over.src="images/feedback-selected-over.gif";
  contacts_over=new Image();
  contacts_over.src="images/contacts-over.gif";
  contacts_selected_over=new Image();
  contacts_selected_over.src="images/contacts-selected-over.gif";
}