@Override
 protected void onPostExecute(ArrayList<String> result) {
   // TODO Auto-generated method stub
   if (!isNetWork) {
     HandlerUtil.sendMsgToHandler(handler, PipiPlayerConstant.NONETWORK);
     return;
   }
   if (result == null) {
     HandlerUtil.sendMsgToHandler(handler, PipiPlayerConstant.NO_DATA_RETURN);
   } else if (result.size() != 0) {
     HandlerUtil.sendMsgToHandler(handler, PipiPlayerConstant.EXEC_NORMOL_HOTKEY, result);
   } else if (result.size() == 0) {
     HandlerUtil.sendMsgToHandler(handler, PipiPlayerConstant.DATA_RETURN_ZERO);
   }
 }