final function updateLobbyWindow($serverName, $playersCount, $playingPlayersCount, $averageTime)
	{
		$lobbyWindow = Windows\LobbyWindow::Create();
		Windows\LobbyWindow::setServerName($serverName);
		Windows\LobbyWindow::setAverageWaitingTime($averageTime == -1 ?  -1 : ceil($averageTime/60));
		Windows\LobbyWindow::setPlayingPlayerCount($playingPlayersCount);
		Windows\LobbyWindow::setReadyPlayerCount($playersCount);
		$lobbyWindow->show();
	}