private void button_OnOK_Click(object sender, EventArgs e)
        {
            this.userControl_KindofEmployerBase1.FillClass();
            String str_ErrMessage;

            str_ErrMessage = myClass_KindofEmployer.CheckField();
            if (!string.IsNullOrEmpty(str_ErrMessage))
            {
                this.DialogResult          = DialogResult.None;
                this.label_ErrMessage.Text = str_ErrMessage;
                return;
            }
            if (this.bool_Add)
            {
                if (!Class_KindofEmployer.ExistAndCanDeleteAndDelete(this.myClass_KindofEmployer.KindofEmployer, Enum_zwjKindofUpdate.Exist))
                {
                    this.myClass_KindofEmployer.AddAndModify(Enum_zwjKindofUpdate.Add);
                }
                else
                {
                    this.label_ErrMessage.Text = "该报考单位已添加!";
                    this.DialogResult          = DialogResult.None;
                    return;
                }
            }
            else
            {
                this.myClass_KindofEmployer.AddAndModify(Enum_zwjKindofUpdate.Modify);
            }

            this.DialogResult = DialogResult.OK;
            this.Close();
        }