PerformanceMeasurer framerate(PFE_DRAWING);

	PerformanceAccumulator::Reset(PFE_DRAWWORLD);

	CallWindowRealtimeTickEvent(delta_ms);

	static GUITimer network_message_timer = GUITimer(1);

	if (network_message_timer.Elapsed(delta_ms)) {

		network_message_timer.SetInterval(1000);

		NetworkChatMessageLoop();

	}

	Window *w;

	static GUITimer window_timer = GUITimer(1);

	if (window_timer.Elapsed(delta_ms)) {

		if (_network_dedicated) window_timer.SetInterval(MILLISECONDS_PER_TICK);

	InitDepotWindowBlockSizes();

	Window *w;

	FOR_ALL_WINDOWS_FROM_BACK(w) {

		w->ReInit();

	}

	void NetworkReInitChatBoxSize();

	NetworkReInitChatBoxSize();

	/* Make sure essential parts of all windows are visible */

	RelocateAllWindows(_cur_resolution.width, _cur_resolution.height);

	MarkWholeScreenDirty();

}