/**
* Initialize the main panel
*/
protected void init() {
navigatorPanel = new JXTitledPanel("Navigation");
JPanel jPanel = new JPanel();
double size[][] = {{TableLayoutConstants.FILL}, // Columns
{25, 25, 25, 25, TableLayoutConstants.FILL}}; // Rows
jPanel.setLayout(new TableLayout(size));
jPanel.add(new JTextField("textfield1"), "0,0");
jPanel.add(new JTextField("textfield2"), "0,1");
jPanel.add(new JTextField("textfield3"), "0,2");
jPanel.add(new JTextField("textfield4"), "0,3");
infoPanel = new JXTitledPanel("Information", jPanel);
JSplitPane mainSP = createSplitPane(200, JSplitPane.HORIZONTAL_SPLIT);
mainSP.setLeftComponent(navigatorPanel);
mainSP.setRightComponent(infoPanel);