"munnerlyn" <munnerlyn at netzero.net> wrote on Tue, 27 Jan 2004 14:57:07 > > This web based one is free. > http://www-users.cs.york.ac.uk/~fisher/gnt/search.html Starting at this page (home page?) gives you another option http://www-users.cs.york.ac.uk/~fisher/gnt/ Bert de Haan