safari 6.0.3 .jnlp autostart does not work
Autostarting .jnlp files via Safari 6.0.3 doesn't work (6.0.2 does autostart .jnlp files), file gets downloaded but no autostart (Enable Webstart is however enabled in Java prefs).
Using Chrome does autostart these .jnlp files.
OS X Mountain Lion (10.8.3)