PreferencesUtil.createPreferenceDialogOn(link.getShell(), e.text, null, null);
PreferencesUtil.createPreferenceDialogOn(link.getShell(), e.text, null, targetInfo);
			public void widgetSelected(SelectionEvent e) {				PreferencesUtil.createPreferenceDialogOn(link.getShell(), e.text, null, null); //$NON-NLS-1$			}