JHexEdit t = new JHexEdit(new HexRom(rom));
    public void show()    {        super.show();        if (!inited)        {            JHexEdit t = new JHexEdit(new HexRom(rom));            mainWindow.getContentPane().remove(hexEdit);            mainWindow.getContentPane().add(t, BorderLayout.CENTER);            table = t.table;            inited = true;        }        mainWindow.setVisible(true);    }