public int ooDeletePB(string MaPB)
{
return(con.ooDelete("QL_PhongBan", "where MaPhongBan='" + MaPB + "'"));
}
// insert Chi tiet cham cong
public int ooDelCC(int MaPhieu)
{
con.ooDelete("QL_ChiTietChamCong", "where MaPhieu=" + MaPhieu);
return(con.ooDelete("Ql_ChamCong", "where MaPhieu=" + MaPhieu));
}