@Override
    public int onStartCommand(Intent intent, int flags, int startId) {
        // TODO Auto-generated method stub
        final AlarmManager am = (AlarmManager) getSystemService(Context.ALARM_SERVICE) ;
        long elapseTime = 60*1000l;
        Intent toWake = new Intent(this, PiggyService.class);
        final PendingIntent wakeupIntent = PendingIntent.getService(this, 0, toWake,0  );
        am.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, SystemClock.elapsedRealtime()+elapseTime, wakeupIntent);
        return START_NOT_STICKY;
    }