void loadGridKhachHangByTenKH()
{
DataTable dt = new DataTable();
BUS_KhachHang bus_kh;
//DTO_KhachHang dto_kh;
//dto_kh = new DTO_KhachHang();
//dto_kh.HOTEN = "Khách hàng 1";
bus_kh = new BUS_KhachHang();
dt = bus_kh.ListKhachHang();
for (int i = 0; i < dgrv_kh.ColumnCount; i++)
{
dgrv_kh.Columns[i].DataPropertyName = dgrv_kh.Columns[i].Name;
}
dgrv_kh.DataSource = dt;
}