Windows SharePoint Services 3.0 Software Development Kit provides overview information, installation instructions, and programming examples to introduce you to the way that Microsoft ASP.NET AJAX interacts with Web Parts.
In This Section
Overview: ASP.NET AJAX and Web Parts in Windows SharePoint Services 3.0
Installing ASP.NET AJAX Extensions in Windows SharePoint Services
Walkthrough: Creating a Basic ASP.NET AJAX-enabled Web Part