Free Utility: Web.Config Editor with a great UI

a nice tools which helps a lot in editing Web.Config and Application.Config files published at Microsoft Public Sector Developer and Platform Evangelism Team Blog

read more here http://blogs.msdn.com/publicsector/archive/2007/12/07/free-utility-web-config-editor-with-a-great-ui.aspx

download it from here http://asphere.aspweb.cz/default.aspx