protected int[] getMyCoords()
	{
		PairList<Item, int[]> coords = this.coordinates;
		if(coords != null)
		{
			for(final Iterator<Pair<Item,int[]>> i = coords.iterator(); i.hasNext();)
			{
				final Pair<Item,int[]> P=i.next();
				if(P.first == this)
					return P.second;
			}
		}
		return null;
	}