I've been working on a CB Virtuemart plugin too - it was discussed in an older thread, but I finally think it's stable enough to warrant posting here. Note that this is definately *BETA* software and may well have critical bugs - test and test again before installing on a live site!
Our project page:
www.e-motion.com.au/general/open-source/virtuemart-plugin-for-community-bu.html
Joomlaforge project page:
forge.joomla.org/sf/projects/vmart_cb
The changelog so far:
0.1.6 Use same _VIRTUEMART_SECRET as other VM files
Show tab description if in edit mode
Don't show break if hiding title
Added localisation ability
0.1.5 Fixed notice on post-reg page
Fixed installer problem
0.1.4 Added option to show/hide shipping address
Set default values for parameters
Added optional gap below output section
Re-fill info on reload of rego page
Takes rego page title from tab title
0.1.3 Country now required, state not required
Admin can alter users 'permissions' (for shop)
Admin can alter 'customer number'
Admin can alter 'shopper group'
0.1.2 Added user title info
Tidied post-rego notices
Edit shipping address in admin section workaround
Show break if title hidden
Bank account info working
0.1.1 Fixed rego bug
0.1 First release
There's discussion going on at the VM forums here:
virtuemart.net/index.php?option=com_smf&Itemid=71&topic=20001.0
Any feedback, comments, bugs, requests etc. is most welcome and please post it on the tracker (using the joomlaforge project page above)!