public void registerKeyboardAction(ActionListener anAction, KeyStroke aKeyStroke, int aCondition)
public void registerKeyboardAction(ActionListener act, KeyStroke stroke, int cond)
	public void registerKeyboardAction(ActionListener anAction,	                            KeyStroke aKeyStroke,	                            int aCondition)	{		registerKeyboardAction(anAction,		                       null,		                       aKeyStroke,		                       aCondition);	}