> Many thanks to all of you who provided feedback and code for this work...

Hey, thanks for doing it in the first place, Sam!

stp

_ Stephen Travis Pope
_ Center for Research in Electronic Art Technology (CREATE)
_ Dept. of Music, Univ. of California, Santa Barbara (UCSB)
_ stp at create.ucsb.edu,  http://www.create.ucsb.edu/~stp/