private void ConnectButton_Click(object sender, EventArgs e)
{
try
{
string[] ipPortCombination = ConnectionTextBox.Text.Split(':');
tetrisGame.BecomeClient(ipPortCombination[0], int.Parse(ipPortCombination[1]));
ConnectButton.Enabled = false;
} catch
{
MessageBox.Show("The IP adres you entered is invalid!");
}
}