Replacing multiple files with one single file automatically?

[neesu]

-title says everything-

[neesu]

Anyone?

[Gran PC]

I wrote a tool in Lua for the OP: [url]http://peniscorp.com/stuff/filereplacer.rar[/url]

(Disclaimer: I didn't make either Lua or LFS. By using this tool you agree that I shall not be responsible for any direct, indirect or consequential damages arising from the usage of it.)