public MOB getMark(MOB mob)
	{
		Thief_Mark A=null;
		if((lastMarker != null)&&(lastMarker.affecting()==mob)&&(!lastMarker.amDestroyed())&&(lastMarker.mark!=null))
			A=lastMarker;
		if(A==null)
		{
			A=(Thief_Mark)mob.fetchEffect("Thief_Mark");
			lastMarker=A;
		}
		if(A!=null)
			return A.mark;
		return null;
	}