protected void Page_Load(object sender, EventArgs e)
 {
     if (Convert.ToString(Session["TenDangNhap"]) == "")
     {
         Response.Redirect("~/dangnhap.aspx");
     }
     quyenDAL           = new clsQuyen_DAL();
     quyenDTO           = new clsQuyen_DTO();
     cmn                = new clsCommon();
     gvQuyen.DataSource = loadDataToUI();
     gvQuyen.DataBind();
 }
 protected void Page_Load(object sender, EventArgs e)
 {
     if (Convert.ToString(Session["TenDangNhap"]) == "")
         Response.Redirect("~/dangnhap.aspx");
     quyenDAL = new clsQuyen_DAL();
     quyenDTO = new clsQuyen_DTO();
     cmn = new clsCommon();
     gvQuyen.DataSource = loadDataToUI();
     gvQuyen.DataBind();
 }