@Override
 public void onDestroy() {
   super.onDestroy();
   Intent intent = new Intent("sdestroy");
   sendBroadcast(intent);
   Msg.t(this, "service destroy");
 }
 @Override
 public void onCreate() {
   super.onCreate();
   Intent intent = new Intent("screate");
   sendBroadcast(intent);
   Msg.t(this, "service create");
 }