public void keyReleased(KeyEvent e) {
		int keycode = 0;
		try {
			keycode = e.getKeyCode();
		} catch (Exception E) { 
			//pass
		}
		
		if (keycode == KeyEvent.VK_UP) {
			dy += 1;
		} if (keycode == KeyEvent.VK_DOWN) {
			dy -= 1;
		} if (keycode == KeyEvent.VK_RIGHT) {
			dx -= 1;
		} if (keycode == KeyEvent.VK_LEFT) {
			dx += 1;
		}
	}