how can i register my ajax tool kit, i downloaded a 3.5.40412.0 version(for 2008 and 2.0 dot net ) and integrated it as per the direction but after putting script manager to aspx page it says it doesn t recognize the tag do i need to register it if so then where and how can i register this to my project is it any thing to do with web.config
How to reset Cascading DropDownList for Ajax Control Toolkit to its default prompt text (server side)?