[Koha-devel] i need to add new index and new search field

hi all please i have a project and i use 880 field to write the vernacular title, author and publisher in Arabichow to make this field searchable i didn't found any thing tell me how to index new field my reference was http://wiki.koha-community.org/wiki/Understanding_Zebra_indexingthanks Mohamed El ZalabanyIntegrated library systems consultant Zalabany Knowledge Systems Team© For Libraries and Information systems Development and support mh_zalabany@hotmail.com