my $start_time = timelocal($start_time[5], $start_time[4], $start_time[3], $start_time[2], $start_time[1]-1, $start_time[0]);

  my $end_time = timelocal($end_time[5], $end_time[4], $end_time[3], $end_time[2], $end_time[1]-1, $end_time[0]);