The creation and the inclusion of the
Shortly thereafter, Microsoft released a beta for a new toolkit that enabled developers to incorporate AJAX features in their Web applications. This toolkit, code-named Atlas and later renamed ASP.NET AJAX, makes it extremely simple to use AJAX features in your applications.
The ASP.NET AJAX toolkit was not part of the default .NET Framework 2.0 install. If you are using the .NET Framework 2.0, then it is an extra component that you must download from the Internet. If you are using ASP.NET 3.5, then you don't have to worry about installing the ASP.NET AJAX toolkit as everything you need is already in place for you.
Today, when building an application, you have the option of creating a thick-client or a thin-client application. A thick-client application is typically ...