private void LoadThongTinMonHoc(int MaMH)
{
DataTable data = MonHoc.LoadMHByMa(MaMH);
if (data.Rows.Count > 0)
{
txtMaMon.ReadOnly = true;
txtMaMon.Text = data.Rows[0]["iMaMon"].ToString();
txtTenKhoa.Text = data.Rows[0]["sTenSV"].ToString();
txtTinChi.Text = data.Rows[0]["sLop"].ToString();
}
}