@Override
	public int compareTo( VoteItem o ) {
		if ( o instanceof VoteItem ) {
	        VoteItem otherVoteItem = (VoteItem) o;
	        if ( this.getScore() < otherVoteItem.getScore() ) {
	        	return 1;
	        } else if ( this.getScore() > otherVoteItem.getScore() ) {
	        	return -1;
	        } else {
	        	return 0;
	        }
	    } else {
	        return 0;
	    }
	}