......if it helps, the (45MB) movie where the problem jumps up at me is at
ftp://ftp.aao.gov.au/pub/local/ajm/random/pilot_movie.mpg, the problem
showing up rather horribly at about 1 minute when I try to fade the dome to
transparency. A single representative frame is
ftp://ftp.aao.gov.au/pub/local/ajm/random/pilot_movie1527.png
Cheers,
Andrew.
