Model.StartingPage = Model.PageIndex - 2; Model.EndingPage = Model.PageIndex + 2; if (Model.StartingPage < 1) { Model.StartingPage = 1; } if (Model.EndingPage > Model.PageCount) { Model.EndingPage = Model.PageCount; } var host = Global.CdnSite; ViewBag.Title = "Thư viện | " + Model.Category.Title; ViewBag.Ctl = "ThuVien"; }