>How would user 1 & 3 be notified when user 2 saves? The only way I can think of, is to have some AJAX polling functionality. Check every minute or so if now there exists a new version. > and what choices (and needs) do they have then? They will be notified, but they still need to handle all the conflicts they found in the first round before the save button is enabled. -- DokuWiki mailing list - more info at http://www.dokuwiki.org/mailinglist