outerPanel.add(leinPanel, BorderLayout.NORTH);
myWatcher = new UserActivityWatcher();
myWatcher.register(outerPanel);
myWatcher.addUserActivityListener(new UserActivityListener() {
public void stateChanged() {
changed = true;
leinJarSelectorField.setEnabled(overrideLeinJar.isSelected());
leinHomeSelectorField.setEnabled(overrideLeinHome.isSelected());
}