To remove files from the DVD-ROM contents:
Choose Advanced > Edit DVD-ROM Contents.
Select the file in the DVD-ROM Contents window.
Press Delete.
You can easily delete files you have added to the DVD-ROM portion of your disc.
Choose Advanced > Edit DVD-ROM Contents.
Select the file in the DVD-ROM Contents window.
Press Delete.
Any files that have been added automatically to the DVD-ROM portion of the disc (such as image files used in a slideshow) cannot be deleted. Their names appear dimmed in the DVD-ROM contents window. To remove these files, you must delete them from the slideshow itself.
Removing images and movies from a slideshow
Adding photos and movies from slideshows to the DVD-ROM contents