protected void clearTacticalModeHelper()
	{
		synchronized((""+shipCombatRoom + "_SHIP_TACTICAL").intern())
		{
			PairList<Item,int[]> coords = this.coordinates;
			if(coords != null)
			{
				coords.removeFirst(this);
			}
		}
		this.targetedShip = null;
		this.shipCombatRoom = null;
		this.coordinates = null;
		this.aimings.clear();
	}