Arash Ghanaie-Sichanie has posted a great blog showing how you can use Silverlight technologies from Microsoft CRM to use managed code to create business logic in your CRM forms.

http://blog.arash.cc/post/Adding-client-side-business-logic-to-CRM-forms-using-Silverlight-managed-code.aspx

 

John O'Donnell

Microsoft Dynamics ISV Architect Evangelist