private void selectBtn_Click(object sender, EventArgs e)
        {
            KeyValuePair <string, string> selectValue = (KeyValuePair <string, string>)courseTrainee.SelectedValue;
            Attendence atd     = new Attendence();
            bool       trainee = atd.InitiateAttendence(selectValue.Value, selectValue.Key);

            resultView.DataSource = atd.SelectAttendence();
            if (!trainee)
            {
                MessageBox.Show("No Trainee for this Course", "Trainee Information", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
            }
            resultPanel.Visible = true;
        }