private void EditRace_load(object sender, EventArgs e)
        {
            txtRaceid.Text = race.ID.ToString();

            if (race.GetType() == typeof(Race))
            {
                txtRaceid.Text      = race.ID.ToString();
                timeDatePicker.Text = race.Date.ToString();
                txtTime.Text        = race.StartTime.ToString();
                txtLocation.Text    = race.Location.ToString();
                txtCapacity.Text    = race.Capacity.ToString();
                txtCosttt.Text      = race.Cost.ToString();
            }


            else if (race.GetType() == typeof(MotorRace))
            {
                MotorRace motorRace = (MotorRace)race;

                txtBoxBoolEdit.Text           = motorRace.IsSponsored.ToString();
                txtSponsorNAme.Text           = motorRace.SponsorName.ToString();
                txtenginetype.Text            = motorRace.EngineType.ToString();
                txtRaceid.Text                = motorRace.ID.ToString();
                timeDatePicker.Text           = motorRace.Date.ToString();
                txtTime.Text                  = motorRace.StartTime.ToString();
                txtLocation.Text              = motorRace.Location.ToString();
                txtCapacity.Text              = motorRace.Capacity.ToString();
                txtCosttt.Text                = motorRace.Cost.ToString();
                txtRollerCategoryEdit.Visible = false;
                lblRollerCategoryEdit.Visible = false;
            }
            else if (race.GetType() == typeof(PedalRace))
            {
                PedalRace pedalRace = (PedalRace)race;


                txtRollerCategoryEdit.Text = pedalRace.RollerCategory.ToString();
                txtRaceid.Text             = pedalRace.ID.ToString();
                timeDatePicker.Text        = pedalRace.Date.ToString();
                txtTime.Text           = pedalRace.StartTime.ToString();
                txtLocation.Text       = pedalRace.Location.ToString();
                txtCapacity.Text       = pedalRace.Capacity.ToString();
                txtCosttt.Text         = pedalRace.Cost.ToString();
                lblEngineType.Visible  = false;
                lblSponsorName.Visible = false;
                lblsponsoredit.Visible = false;
                txtBoxBoolEdit.Visible = false;
                txtSponsorNAme.Visible = false;
                cbBoolean.Visible      = false;
                txtenginetype.Visible  = false;
            }
        }