My guide will now refer you to William Imm's install.bat so that you can now follow the guide and make a successful install if you have the GOG version of the game installed!
Thanks again to William Imm for covering this important and vital point, as I don't have nor am I familiar what so ever with GOG.
You can find both links in my signature.
Edited by ShadowTek, 16 January 2012 - 07:30 PM.