Zajax is a WordPress plugin who add ajax navigation to your WordPress website. It will work with search, All form will work, like comments, it will understand links with # hash and external links or admin links. Beautifull loading bar at the top and a loading circle in the center. (Look like mobile loading from Android). Some differences with others ajax pluging. Zajax work with Google analytics, it will work with all form, input, comments ect.. Preload pages on mouse hover for instant loading with the Zajax-pro version.