Is there any comprehensive document about differences between OpenOffice and MS Office?

Hi,
  Somebody asked me for it. Her company want to migrate from
MS Office
to OpenOffice, so they want such kind of document to help
the
migration.

  Thanks alot.

Regards
James Su
_______________________________________________
Openoffice mailing list
Openofficelists.ximian.com
h
ttp://lists.ximian.com/mailman/listinfo/openoffice