private void init() {

        setLayout(new BorderLayout(0, 5));
        setBorder(makeBorder());
        Box box = Box.createVerticalBox();
        box.add(getTopPanel(), BorderLayout.NORTH);
        box.add(testPanel.getMainPanel(), BorderLayout.NORTH);
        add(box, BorderLayout.NORTH);
        new Thread(new Runnable() {
            @Override
            public void run() {
                if (!JMeterUtils.getPropDefault(Constants.BLAZEMETER_RUNNERGUI_INITIALIZED, false)) {
                    JMeterUtils.setProperty(Constants.BLAZEMETER_RUNNERGUI_INITIALIZED, "true");
                }
            }
        }).start();
    }