some doc


git-svn-id: svn://oss.beweb.dbc.dk/sync_php/php/OpenLibrary/class_lib/trunk@74922 30e9dc4a-7611-4fbc-83ba-eecf79b76bd0
US 1358: handling of more than one search parameter for a different search handler (behold+)


git-svn-id: svn://oss.beweb.dbc.dk/sync_php/php/OpenLibrary/class_lib/trunk@74923 30e9dc4a-7611-4fbc-83ba-eecf79b76bd0