public ActionResult DeleteConfirmed(int id)
        {
            var page = pageRepository.GetPageById(id);

            if (page.ImageName != null)
            {
                System.IO.File.Delete(Server.MapPath("/PageImages/" + page.ImageName));
            }
            pageRepository.DeletePage(page);
            pageRepository.Save();
            return(RedirectToAction("Index"));
        }