Here's what the form variables are returning using the built in debugging:
Form Variables
-------------------------------------------
ID : 20
db : db
mark_unread : Unread
and the query:
my $query = qq!
UPDATE $db_comments SET messageread = '0'
WHERE ID IN(! . join(', ', map $DBH->quote($_), @list) . qq!)!;
return $DBH->do($query) ?
Form Variables
-------------------------------------------
ID : 20
db : db
mark_unread : Unread
and the query:
my $query = qq!
UPDATE $db_comments SET messageread = '0'
WHERE ID IN(! . join(', ', map $DBH->quote($_), @list) . qq!)!;
return $DBH->do($query) ?