Hello Vamsi,
This event is not fired because in the current version of the controls that you are using (2011.2 712) it's not implemented yet. This event is available in the Latest Internal Build, so you should download it in order to use it.
Please accept my apologies for not announcing this information in our online documentation. As a token of gratitude for pointing this problem with the documentation your Telerik points have been updated.
Kind regards,
Dimitar Terziev
the Telerik team
Thank you for being the most amazing .NET community! Your unfailing support is what helps us charge forward!
We'd appreciate your vote for Telerik in this year's DevProConnections Awards. We are competing in mind-blowing 20 categories and every vote counts! VOTE for Telerik NOW >>