        NPCWANDER <value> <target>

  Purpose: 
        Assign a "wander-mode" to targeted NPC.
        List of wander-modes:
          NPCWANDER 0 - No wandering
          NPCWANDER 1 - Follows target selected
                        with NPCTARGET command.
          NPCWANDER 2 - Wander freely
          NPCWANDER 3 - Wander in boxed area.
          NPCWANDER 4 - Wander in circled area.