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Hi Justin, re: > First, thank you for the detailed response and all your assistance so far. > :-) No worries. It is fun to see someone progress as far as you have as fast as you have! re: > I have half a mind to try and delete the whole program and try to reinstall > it just to make sure I full understand the process and hopefully don't need > to bother you for assistance regarding it in the future. This should be easy for you now ** as long as you take care to setup the process for defining the needed environment variables **. I tried to make this as easy as I could, and basically I based what I did on what GEMPAK had done previously. re: using the CYCLE or SEQ keywords in IMGDISP invocations > I was looking to basically just display a loop that shows the current > typhoon in the WPAC. If it redisplays a loop, that basically means it > redraws each individual frame, correct? Correct. But, you don't have to redisplay each frame in the loop. IMGDISP can replace the oldest image in a loop with a new one by use of the CYCLE= keyword. re: > My guess is we are probably just wanting to update the loop as new images > become available, so it pushes the old image frames out in a sequence. > Which would be the preference (SEQ or CYCLE) for what I am trying to > accomplish? Absolutely yes! Cheers, Tom -- **************************************************************************** Unidata User Support UCAR Unidata Program (303) 497-8642 P.O. Box 3000 address@hidden Boulder, CO 80307 ---------------------------------------------------------------------------- Unidata HomePage http://www.unidata.ucar.edu **************************************************************************** Ticket Details =================== Ticket ID: GXL-741119 Department: Support McIDAS Priority: Normal Status: Closed