Hi Rakesh,
This task is not directly related to the RadRotator control. Note that RadRotator's databinding mechanism is very similar to the standard asp:repeater's one. If the logic that you develop works fine with asp:repeater, it will work with RadRotator as well.
All the best,
Georgi Tunev
the Telerik team
Check out
Telerik Trainer, the state of the art learning tool for Telerik products.