CougaarPreferencePage page = new CougaarPreferencePage();
CougaarPreferencePage page = new CougaarPreferencePage(this);
    private void handleAddButtonSelected() {        String id = "com.cougaarsoftware.cougaar.ide.ui.preferences.CougaarPreferencePage";        CougaarPreferencePage page = new CougaarPreferencePage();        showPreferencePage(id, page);    }