* Invoked when an action occurs.
*/
public void actionPerformed(ActionEvent e)
{
System.out.println ("Execute!");
final Window activeWindow =
FocusManager.getCurrentKeyboardFocusManager().getActiveWindow();
final Component focusOwner =
FocusManager.getCurrentKeyboardFocusManager().getFocusOwner();
final Component pfocusOwner =
FocusManager.getCurrentKeyboardFocusManager().getPermanentFocusOwner();