Life Without Refresh

Looks at creating more dynamic user interfaces using JavaScript RPC to communicate with the server and update without requiring a browser refresh.

For more info check this link.
http://msdn.microsoft.com/asp.net/default.aspx?pull=/library/en-us/dnaspp/html/lifewithoutrefresh.asp

Don't have a blog yet?

This, boys and girls, is possibly among the most common questions thrown online, in our time.
It ranks right up there with 'What's your email ID?' and 'Do you use an Instant Messenger?' For the ability to answer that question, here's what you need to know...

http://in.rediff.com/getahead/2005/jul/21blog.htm