bng, it's not offline I just download'ed it
Maybe you don't know how to download it so here is a mirror:
http://rapidshare.com/files/405541508/configi.rar
And another one:
http://www.megaupload.com/?d=EQJEKAR2

Enjoy the biggest adventures on gemrb
I suggest Baldur's Gate 1, because it seems less buggy then other infinity engine games.