Unfortunately this is not possible - Silverlight controls can be shown only
within the Silverlight plugin. If you need such behavior you could use the
RadWindow control for ASP.NET AJAX. For more information about how to interact
the Telerik team
Do you want to have your say when we set our development plans?
Do you want to know when a feature you care about is added or when a bug fixed?
Telerik Public Issue Tracking
system and vote to affect the priority of the items.