Dmitry,
If you'd like to write an editor for this and future projects, there's a great article on creating a web.config editor at
http://authors.aspalliance.com/jgaylord/column/aspnet/xml/editwebconfig1.aspxregards,
JE
>Is there a tool that can be used to edit web.config?
>I need this for end-user to be able to edit the web.config and I would prefer that they don't use EDIT but some other tool (if it exist) designed for this specific xml file.
>
>TIA.