>For one legacy application there is a need to implement that. Certainly I googled and found only
>
>http://portal.dfpug.de/dFPUG/Dokumente/FoxTalk/WebExtras/02booth_FT00b.pdf
>
>http://fox.wikis.com/wc.dll?Wiki~VFPSuccessStories
>contains link to
>http://advisor.com/Articles.nsf/aidp/MATIV02
>
>which is not valid anymore.
>
>Perhaps, there are other articles and even implementations( free or not free ) ?

google for val matison - could be available on his site, whereever that is now.