I am not sure what is your exact scenario, but a combination of RadXmlHttpPanel and RadDock might be the answer to your question. The XmlHttpPanel can contact a WebService to update its content and the update process is initiated by a call to the XmlHttpPanel.set_value()
client-side method. Please take a look at the XmlHttpPanel's online demos to familiarize yourself with the control's functionality: http://demos.telerik.com/aspnet-ajax/xmlhttppanel/examples/overview/defaultcs.aspx
Additionally the following resources will be of help:
In case you still don't know how to implement the scenario, please provide more detailed information (a sample project would be great) and we will point you in the right direction.
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