I dont own CS3 and Im always hampered by clients and retarded dumb***t web monkeys, that want stuff in flash.
Imho the webmonkeys should do this because they are designing the page and know what size everything is going to be, and how it will fit together, or they dont know and might want to change things as they go.
Anyway here's a free flash converter and it seems to work.
[
www.videohelp.com]
All the news now and in your digital future