New isbn's will need to be in place by January 2007.
If you use isbn's for your films you will need to change from the old isbn-10 to isbn 13.
To change your isbn's one at a time go to
http://www.isbn.org/converterpub.asp
if you'd like to do a batch of 100 isbn's, or any part of a batch, you can use our software. Go to the site above and convert the first isbn-10 in your block
MAC OS X
Then download and run the following MAC OS X program
http://shootyourfilm.com/software/ISBN13Converter.zip
Windows
or download and run the following Windows program
http://shootyourfilm.com/software/ISBNConverterApp.exe.zip
or use the online converter