ASP.NET AJAX: How Do I: Implement Dynamic Partial-Page Updates with ASP.NET AJAX?
In this video you will learn how to add dynamic partial-page updates to your ASP.NET application using Microsoft ASP.NET AJAX. In particular, you will see how to use the TimerControl to manage the frequency of the AJAX callbacks.
Presented by Joe Stagner
Date: 25 January 2007