public void keyPressed(KeyEvent e) {
		char keychar = e.getKeyChar();
		int keycode = e.getKeyCode();
		if (keycode>=0 && keycode < 256) {
			keymap[keycode]=true;
			lastkey=keycode;
			lastkeychar=keychar;
			if (wakeup_key==-1 || wakeup_key==keycode) {
				if (!eng.isRunning()) {
					eng.start();
					// key is cleared when it is used as wakeup key
					keymap[keycode]=false;
				}
			}
		}
		/* shift escape = exit */
		if (e.isShiftDown () 
		&& e.getKeyCode () == KeyEvent.VK_ESCAPE 
		&& !eng.isApplet()) {
			System.exit(0);
		}
		//System.out.println(e+" keychar"+e.getKeyChar());
	}