System.out.print("addImage(Image): " + t + " "); System.out.println("Checksum: " + cs);
	public int addImage(Image image) {		int t;				if((t = Integer.parseInt((String)queryImageId(image)))>=0) {			return t;		} else {			t = images.size();			String cs = checksumImage(image);			System.out.print("addImage(Image): " + t + " ");			System.out.println("Checksum: " + cs);			images.put(Integer.toString(t), cs);			imageCache.put(cs, image);			return t;		}	}