frame = new JFrame(SteganosConstants.TITLE_MAIN);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setLayout(new BorderLayout());
// create image panel
imagePanel = new ImagePanel();
scrollPane = new JScrollPane(imagePanel);
frame.add(scrollPane, BorderLayout.CENTER);
lblText = new JTextArea();
JScrollPane textPane = new JScrollPane(lblText);