public void loadAllQuizzes() {
		index.clear();

		StringBuilder query = new StringBuilder("SELECT id, title FROM quizzes");
		ResultSet rs;

		try {
			rs = stmt.executeQuery(query.toString());

			while(rs.next()) {
				Integer quizID = rs.getInt("id");
				String quizTitle = rs.getString("title");
				index.put(quizID, quizTitle);
			}

		} catch (SQLException e) {
			e.printStackTrace();
		} 	
	}