> When I just click on the close button on the graphics window, the > smoutput' opengl_close' never shows.
This is strange, did you remove the closeok flag as what I suggested? You may email me your program so that I can test, but only on linux. -- regards, ==================================================== GPG key 1024D/4434BAB3 2008-08-24 gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3 ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
