For DVD9 to DVD5 (only English or English + YOUR)
Using the Notepad open the ‘setup.ini’ file under ‘Languages’ label, Edit for ‘YOUR’ language as shown below then Save it.

[Languages]
Default=0×0009
count=5
key0=0×0009
key1=0x040c
key2=0×0007
key3=0×0010
key4=0x000a

to (for English) ….

[Languages]
Default=0×0009
count=1
key0=0×0009

to (for French) ….

[Languages]
Default=0x040c
count=1
key0=0x040c

to (for Italian) ….

[Languages]
Default=0×0010
count=1
key0=0×0010

to (for Spanish) ….

[Languages]
Default=0x000a
count=1
key0=0x000a

to (for German) ….

[Languages]
Default=0×0007
count=1
key0=0×0007

http://www17.zippyshare.com/v/198938/file.html link is dead, reupload please.. :(

good luck from 3 year old topic, read post #5, for another way to do the conversion.
File is hosted here, rather then 3rd party site.