private void ShowAndUpdateSeats_Load(object sender, EventArgs e)
        {
            try
            {
                int rows   = GetRows();
                int pointX = 30;
                lblCourse.Text = this.course;

                //pnlSeats.Controls.Clear();

                pointX = 30;
                int pointY = 21;
                int i      = 0;

                CreateFormColumnHeaders(pointX, pointY);

                //Set up dynamically rendered text boxes
                foreach (var myCourse in myCourses)
                {
                    if (myCourse.CourseName.Equals(course))
                    {
                        pointX  = 30;
                        pointY += 20 + i * 20;
                        i++;

                        for (int seatNo = 0; seatNo < 12; seatNo++)
                        {
                            CustomTextBox myTb = new CustomTextBox();
                            myTb.Width = 20;
                            if (myCourse.Seats[seatNo] == 'B')
                            {
                                myTb.Text = "B";
                            }
                            else
                            {
                                myTb.Text = (seatNo + 1).ToString();
                            }
                            myTb.Location      = new Point(pointX, pointY);
                            myTb.Click        += txtBox_Click;
                            myTb.Seat          = seatNo;
                            myTb.ElementNumber = myCourse.Element;
                            pnlSeats.Controls.Add(myTb);
                            //myTextBoxes.Add(a);
                            pointX += 30;
                        }
                        AddDateAndCostLabels(pointX, pointY, myCourse);
                    }
                }
                pnlSeats.Show();
            }
            catch (Exception)
            {
                MessageBox.Show(e.ToString());
            }
        }