private void timKiem()
{
sKeyword = txtSearch.Text.Trim();
// List<KhachHangDTO> ListKhachHang = khachHangBUS.getListKhachHangByKey(sKeyword);
DataTable data = ChucVuBUS.GetDataTableCV_ByKey(sKeyword);
if (sKeyword == null || sKeyword == string.Empty || sKeyword.Length == 0)
{
this.LoadDanhSachChucVu();
}
else
{
dataGridViewChucVu.DataSource = data;
dataGridViewChucVu.Refresh();
dataGridViewChucVu.Update();
}
}