public ActionResult doidau(string ma, string ma2)
        {
            CAULACBO c = db.CAULACBOes.SingleOrDefault(x => x.CauLacBoID == ma);

            ViewBag.clb1 = c;
            CAULACBO b = db.CAULACBOes.SingleOrDefault(x => x.CauLacBoID == ma2);

            ViewBag.clb2 = b;
            return(View());
        }
        public ActionResult danhsachcauthu(string ma, string hlv)
        {
            HUANLUYENVIEN h = db.HUANLUYENVIENs.SingleOrDefault(x => x.HuanLuyenVienID == hlv);

            ViewBag.hlv = h;
            CAULACBO c = db.CAULACBOes.SingleOrDefault(x => x.CauLacBoID == ma);

            ViewBag.name = c.TenCLB;
            var dscauthu = (from s in db.CAUTHUs where s.CauLacBoID == ma select s).ToList();

            return(View(dscauthu));
        }