In iDVD you can access a list of keyboard shortcuts by choosing iDVD Shortcuts from the Help menu. If you are using iDVD 5 or 6 with Mac OS X 10.3.9, choosing this menu item will open a blank page.
To access the keyboard shortcuts, try one of the following workarounds:
Note: This issue does not occur with Mac OS X 10.4.x.
This document will be updated as more information becomes available.