Just seen this over at Flashkit:
http://www.png2swf.com/
Don't know how many people already know about it, but I thought I'd stick it up here for discussion. Seems cheap, and there's a 30-day free trial too.
J
.png sequence to .swf
Moderators: Víctor Paredes, Belgarath, slowtiger
.png sequence to .swf
You can't have everything. Where would you put it?