if (panel<0 || _upToDate.length == 0) { return; } else if (panel >= _upToDate.length) { panel = 0; }
    private void updatePanel(int panel) {        _selected = panel;        if (!_upToDate[panel]) {            ByteArrayEditor editor = (ByteArrayEditor) viewTabbedPane.getComponentAt(panel);            editor.setBytes(_data);            _upToDate[panel] = true;        }    }