Web configuration of AJAX

Add the following content to the <system. Web> section of the original web. config file:Code <Httphandlers> <Remove verb = "*" Path = "*. asmx"/> <Add verb = "*" Path = "*. asmx "Validate =" false "type =" system. web. script. services. scripthandlerfactory, system. web. extensions, version = 1.0.61025.0, culture = neutral, publickeytoken = 31bf3856ad364e35 "/> <Add verb = "Get, head" Path = "scriptresource. axd "type =" system. web. handlers. scriptresourcehandler, system. web. extensions, version = 1.0.61025.0, culture = neutral, publickeytoken = 31bf3856ad364e35 "Validate =" false "/> </Httphandlers>     If you have installed the official installation package (including beta1 and CTP), you only need to go to the following directory: C: \ Program Files \ Microsoft ASP. NET \ ASP. NET 2.0 Ajax extensions \ v1.0.61025 Find the two files: Microsoft. Web. Extensions. dll Microsoft. Web. Preview. dll And put it in the/bin of the website. It can be used wherever it is deployed.