if (fRetargetShowJavaDoc != null) { fRetargetShowJavaDoc.dispose(); fRetargetShowJavaDoc= null; }
	public void dispose() {		Iterator e= fPartListeners.iterator();		while (e.hasNext())			getPage().removePartListener((RetargetAction) e.next());		fPartListeners.clear();		setActiveEditor(null);		super.dispose();	}