@Override
	public void hyperlinkUpdate(HyperlinkEvent e) {
		if (HyperlinkEvent.EventType.ACTIVATED.equals(e.getEventType())) {
			URL url = e.getURL();
			try {
				viewer.setPage(url);
				addURL(url);
			} catch (IOException ex) {
				System.out.println("IOException: " + ex.getMessage());
			}
		}
	}