$elem->find('a')->edit_href(sub{s/$/&$str/}) if $str;
}
$tree->fclass('current')->replace_content("Page $args{current_page} of $args{last_page}");
+
+ my @detach;
+ push @detach, $args{args}{$_} ? $tree->fclass($_) : () for qw/problem contest owner/;
+ $_->detach for @detach;
}
sub process_st {