</font><blockquote><font size="1" face="">quote:</font><hr /><font size="" face="">Admins can use a custom database prefix so that they can run more than one board per database. This is for new installs only. Existing installs cannot be changed.
Admins can use a custom cookie prefix. Again this is so that more than one board can be run per domain. You can change this prefix at any time but if you do change the prefix your users will all be logged out.</font><hr /></blockquote><font size="" face="">What exactly does this mean?