public int compareAlbum(Album otherAlbum) {
		int similarSongCount = 0;
		HashMap<String, Song> other = otherAlbum.getTracks();
		Set keySet = other.keySet();
		Iterator i = keySet.iterator();
		while(i.hasNext()) {
			String tmpName = (String)i.next();
			if(tracks.containsKey(tmpName)) {
				Song localSong = tracks.get(tmpName), otherSong = other.get(tmpName);
				if(localSong.equals(otherSong)) {
					similarSongCount++;
				}
			}
		}
		return similarSongCount;
	}