private void initGUI() {

    JPanel pCommand = new JPanel();

    pResult = new JPanel();
    nsSplitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT, pCommand, pResult);

    pCommand.setLayout(new BorderLayout());
    pResult.setLayout(new BorderLayout());

    Font fFont = new Font("Dialog", Font.PLAIN, 12);

    txtCommand = new JTextArea(5, 40);

    txtCommand.setMargin(new Insets(5, 5, 5, 5));
    txtCommand.addKeyListener(this);

    txtCommandScroll = new JScrollPane(txtCommand);
    txtResult = new JTextArea(20, 40);

    txtResult.setMargin(new Insets(5, 5, 5, 5));

    txtResultScroll = new JScrollPane(txtResult);

    txtCommand.setFont(fFont);
    txtResult.setFont(new Font("Courier", Font.PLAIN, 12));
    /*
    // button replaced by toolbar
            butExecute = new JButton("Execute");

            butExecute.addActionListener(this);
            pCommand.add(butExecute, BorderLayout.EAST);
    */
    pCommand.add(txtCommandScroll, BorderLayout.CENTER);

    gResult = new GridSwing();
    gResultTable = new JTable(gResult);
    gScrollPane = new JScrollPane(gResultTable);

    // getContentPane().setLayout(new BorderLayout());
    pResult.add(gScrollPane, BorderLayout.CENTER);

    // Set up the tree
    rootNode = new DefaultMutableTreeNode("Connection");
    treeModel = new DefaultTreeModel(rootNode);
    tTree = new JTree(treeModel);
    tScrollPane = new JScrollPane(tTree);

    tScrollPane.setPreferredSize(new Dimension(120, 400));
    tScrollPane.setMinimumSize(new Dimension(70, 100));
    txtCommandScroll.setPreferredSize(new Dimension(360, 100));
    txtCommandScroll.setMinimumSize(new Dimension(180, 100));
    gScrollPane.setPreferredSize(new Dimension(460, 300));

    ewSplitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, tScrollPane, nsSplitPane);

    fMain.getContentPane().add(ewSplitPane, BorderLayout.CENTER);
    doLayout();
    fMain.pack();
  }