Using the ASP.NET AJAX controls, you can create client-side functionality such as partial-page updating. Partial-page updating and rendering eliminates the need for the browser to reload an entire page, and instead update only those individual regions of the page that have changed.
In many ways, AJAX is similar to jQuery. AJAX’s particular specialty is exchanging data with a server and then updating parts of a Web page, without reloading the whole page.
AJAX is used in millions of sites including Google Maps, Gmail, YouTube, and Facebook.
Use the Chapter9.html page of the SampleSite site you opened in the previous exercise. Open this book’s sample ...