This is a simple converter that calculates the length in MS and FPS-frames according to musical note duration noted as proportion of a bar. Choose BPM (tempo) and overall FPS - and voila!
Definitions
MS - milliseconds
FPS - frames per second
BPM - beats per minute
It might be useful to some people to have a stand-alone app for doing just this. To see more apps like this, go to www.discobajas.com