How_Many_Day = 1;
      Total_Day = How_Many_Day * 24*60*60*1000;
      Intent myIntent = new Intent(AndroidAlarmService.this, MyAlarmService.class);
      pendingIntent = PendingIntent.getService(AndroidAlarmService.this, 0, myIntent, 0);
      AlarmManager alarmManager = (AlarmManager)getSystemService(ALARM_SERVICE);
      Calendar timeOff9 = Calendar.getInstance();
      timeOff9.set(Calendar.HOUR_OF_DAY, 4);
      timeOff9.set(Calendar.MINUTE, 25);
      timeOff9.set(Calendar.SECOND, 0);
      alarmManager.setRepeating(AlarmManager.RTC_WAKEUP, timeOff9.getTimeInMillis(), Total_Day, pendingIntent);