@Override
	public ThreadGroup getOwnedThreadGroup(CMObject E)
	{
		final Area area=areaLocation(E);
		if(area != null)
		{
			final int theme=area.getTheme();
			if((theme>0)&&(theme<Area.THEME_NAMES.length))
				return CMProps.getPrivateOwner(Area.THEME_NAMES[theme]+"AREAS");
		}
		return null;
	}