Using content multigroup, does it allow me to get that data back out of the database? do you have a sample .install file, just so I can see what requirements you're using. I have been doing a lot to work on this and if I can get this to work initially, I'd love to start working more on this.
--
-- Caleb Dylan O'Connell
-- caleb@caleboconnell.com
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-- http://blog.caleboconnell.com