private void btnCheckitTCor_Click(object sender, EventArgs e)
        {
            guessTCor = tbLetterTCor.Text;

            string woordbcTCor = tbGuessTCor.Text;

            if (tbLetterTCor.Text.Trim() == "")
            {
                MessageBox.Show("Niet ingevuld");
            }
            else
            {
                tbGuessTCor.Text = tbGuessTCor.Text = FindCharAndReturnCorrectedString(tbCorrectwordTCor.Text, guessTCor, tbGuessTCor.Text);

                if (woordbcTCor == tbGuessTCor.Text)
                {

                    mciSendString("close Mediafile", null, 0, IntPtr.Zero);

                    string m_location;

                    m_location = Application.StartupPath;

                    m_location = m_location + "\\..\\..\\snd\\boo.mp3";

                    mciSendString("open \"" + m_location + "\" type mpegvideo alias Mediafile", null, 0, IntPtr.Zero);

                    mciSendString("play Mediafile", null, 0, IntPtr.Zero);

                    NrOfAttemptsTCor--;
                    wrongTCor++;


                    if (NrOfAttemptsTCor == 0)
                    {
                        mciSendString("close Mediafile", null, 0, IntPtr.Zero);

                        string m_location2;

                        m_location2 = Application.StartupPath;

                        m_location2 = m_location + "\\..\\..\\snd\\aww.mp3";

                        mciSendString("open \"" + m_location + "\" type mpegvideo alias Mediafile", null, 0, IntPtr.Zero);

                        mciSendString("play Mediafile", null, 0, IntPtr.Zero);

                        this.Controls.Clear();

                        MessageBox.Show("You lost, but look look at this panda!! :-)");



                    }
                }
                else
                {

                }
                if (tbGuessTCor.Text == tbCorrectwordTCor.Text)
                {
                    string m_location;

                    m_location = Application.StartupPath;

                    m_location = m_location + "\\..\\..\\snd\\applause.mp3";

                    mciSendString("open \"" + m_location + "\" type mpegvideo alias Mediafile", null, 0, IntPtr.Zero);

                    mciSendString("play Mediafile", null, 0, IntPtr.Zero);

                    this.Controls.Clear();
                    this.InitializeComponent();

                    MessageBox.Show("Gefeliciteerd! U heeft gewonnen!");
                }


                lblWrongTCor.Text = Convert.ToString(wrongTCor);
                lblLeftTCor.Text = Convert.ToString(NrOfAttemptsTCor);


                pbAttemptsTCor.Value = NrOfAttemptsTCor;
            }
        }