testButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
LogBuffer lb = LogBuffer.getSingleton();
boolean origStatus = lb.getLog();
lb.setLog(true);
lb.addObserver(GlobalPrefInfo.this);
app.getGlobalConfig().getNode("Test").setAttribute("Hello", "Hello", "");
app.getGlobalConfig().getNode("Test").setAttribute("Hello", "World", "");
app.getGlobalConfig().store();
lb.deleteObserver(GlobalPrefInfo.this);