Just found this on the blog of Brian Goldfarb. Get the goods here.

A small overview of what's new in the Beta 2 release:

• More adapters
  • GridView
  • Login
  • ChangePassword
  • PasswordRecovery
  • CreateUserWizard
  • LoginStatus
• Menu adapter now supports:
  • Postback.
  • Static and dynamic item templates.
  • Distinct classes to mark the selected menu item, its parents and children
  • Automatic masking of underlying peek-a-boo content (like <select> tags)
• TreeView adapter now supports
  • Checkboxes.
  • Populate-on-demand
  • Postback (including emulation of the SelectedNodeChanged, TreeNodeCheckChanged and TreeNodePopulate events)
  • Automatic re-expansion to the selected node upon postback
  • Distinct classes to mark the selected menu item, its parents and children
• Dozens and dozens of fixes and enhancements requested via the forum.

Grz, Kris.