@off = @{$class{'off'}} if ($class{'off'});
for($today = ($today > $firstday ? $today : $firstday); $today < $lastday; $today++) {
next unless(grep($_ == Day_of_Week($today->date), @days));
@off = @{$class{'off'}} if ($class{'off'});
for($today = ($today > $firstday ? $today : $firstday); $today < $lastday; $today++) {
next unless(grep($_ == Day_of_Week($today->date), @days));