public static void onKeyUp(Component comp, final P0 p0) {
		comp.addKeyListener(new KeyAdapter() {
			public void keyReleased(KeyEvent e) {
                if (e.getKeyChar() != KeyEvent.CHAR_UNDEFINED
                		&& !e.isAltDown()
                		&& !e.isControlDown()
//                		&& !e.isShiftDown()
                		) {
                	p0.e();
                }
			}
		});
	}