/// <summary>
/// If the user wants to edit the teams.
/// </summary>
private void OnEditTeamsMenuClick(object sender, EventArgs e)
{
//If there already is an edit teams form open, do nothing.
if (_EditTeamsForm != null) { return; }
//Display a form where the user can enter game data.
_EditTeamsForm = new EditTeams();
_EditTeamsForm.Show();
//Subscribe to its events.
_EditTeamsForm.Closing += OnEditTeamsFormClose;
}
