Ajax Help for Designing any pages(Source Code)

www.dynamicdrive.com/

//download ajax .dll(AjaxControlToolkit.dll) and Add it into your project....

after that add the @Register directive: @Register Directive use for informs the compiler of any custom server control add to the page..

%@ Register assembly="AjaxControlToolkit" namespace="AjaxControlToolkit" tagprefix="cc1" %>

after that use the Reference Link " www.dynamicdrive.com/ "