private void save()
        {
            if (u_Validate())
            {
                if (Examinar.IsCurrentCellInEditMode)
                {
                    Examinar.CommitEdit(DataGridViewDataErrorContexts.Commit);
                }
                Tabla.AcceptChanges();
                for (lc_cont = 0; lc_cont <= Tabla.Rows.Count - 1; lc_cont++)
                {
                    Tabla.Rows[lc_cont]["perianio"] = spnperiodo.Value.ToString();
                    Tabla.Rows[lc_cont]["perimes"] = cboMes.SelectedValue;
                    Tabla.Rows[lc_cont]["tipoplla"] = cboTipoplanilla.SelectedValue;
                }
                Tabla.AcceptChanges();

                var BL = new tb_plla_rubrosafectosleyestrabemplBL();
                var BE = new tb_plla_rubrosafectosleyestrabempl();

                BE.perianio = spnperiodo.Value.ToString();
                BE.perimes = cboMes.SelectedValue.ToString();
                BE.tipoplla = cboTipoplanilla.SelectedValue.ToString();
                if (BL.Insert_Update(VariablesPublicas.EmpresaID, BE, Tabla))
                {
                    U_CancelarEdicion(0);
                }
                else
                {
                    Frm_Class.ShowError(BL.Sql_Error, this);
                }
            }
        }