var imagesArray = new Array
(
  "http://foursite/images/child_item_active1.png", 
  "http://foursite/images/child_item_last_active.png", 
  "http://foursite/images/feedback_icon_hover.png", 
  "http://foursite/images/home_icon_hover.png", 
  "http://foursite/images/map_icon_hover.png", 
  "http://foursite/images/menu_back_active.png", 
  "http://foursite/images/menu_right_back_active.png", 
  "http://foursite/images/menu_left_back_active.png", 
  "http://foursite/images/search_icon_hover.png", 
  "http://foursite/images/sites_back_hover.png"
  );
var preloadArray = new Array( ); 
for (var i = 0; i < imagesArray.length - 1; i++) 
{ preloadArray[i] = new Image;
  preloadArray[i].src = imagesArray[i]; }