public ActionResult Index(int pageIndex = 1, int pageSize = 10)
        {
            Page page = new Page(pageIndex, pageSize);
            IPagedList<About> list = _aboutService.GetPage(page, e => true, e => e.Id, true);
            return View(list);

        }
 // GET: Admin/Systemsettings
 public ActionResult Index(int pageIndex = 1, int pageSize = 20)
 {
     Page page = new Page(pageIndex, pageSize);
     IPagedList<SystemSettings> list = _systemSettingsService.GetPage(page, e => true, e => e.UpdateTime, true);
     return View(list);
 }
 // GET: Admin/Account
 public ActionResult Index(int pageIndex = 1, int pageSize = 20)
 {
     Page page = new Page(pageIndex, pageSize);
     IPagedList<Account> list = _accountServie.GetPage(page, e => true, e => e.UpdateTime, true);
     return View(list);
 }
 // GET: Admin/User
 public ActionResult Index(int pageIndex = 1, int pageSize = 20)
 {
     Page page = new Page(pageIndex, pageSize);
     IPagedList<UserInfo> list = _userInfoService.GetPage(page, e => true, e => e.LastLoginDateTime, true);
     return View(list);
 }