Honda has a video on the Web showing the internal operation of the new 1.8L iVTEC as in the 2006 (non-Si) Civics, here:
How iVTEC works in the R18 motor
Click on the "Watch the movie" link on the right side of the press release.
Regards,
Glenn in CT
<edit> (Oppsss, someone already posted a link to this. Sorry. --Glenn)