maybe try to use winpack gui to add folders from second cd to cd1
edit
installer created in inno
download . extract package
Code:
http://rapidshare.com/files/145135659/soul_inno.rar
install game with complete options
copy from installed folder 'Soulbringer' [contents of these folder] all files and folders to extracted package to subfolder 'soulbringer'
copy from cd2 EAXUnified.exe to extracted package - replace mine faked exe
test it