I have uploaded an updated version:
 
-Added a little inmunity time after getting the fusion and after getting new capsules while fused.
-Upgraded the FX player to the last version.
-Improved ending sequence.

http://imanok.msxblue.com/files/shmup!.zip

@Jon: The original SHMUP! thread is locked, that's why I opened a new one. Feel free to move this one if needed