FULL PRODUCT VERSION :
java version "1.7.0_25"
Java(TM) SE Runtime Environment (build 1.7.0_25-b15)
Java HotSpot(TM) 64-Bit Server VM (build 23.25-b01, mixed mode)


ADDITIONAL OS VERSION INFORMATION :
linux 3.0.82-0.7-default #1 SMP Thu Jun 27 13:19:18 UTC 2013 (6efde93) x86_64 x86_64 x86_64 GNU/Linux

EXTRA RELEVANT SYSTEM CONFIGURATION :
firefox 23.0.1
ftp://ftp.mozilla.org/pub/firefox/releases/23.0.1/linux-x86_64/
libnpjp2.so -> /usr/java/jre1.7.0_25/lib/amd64/libnpjp2.so


A DESCRIPTION OF THE PROBLEM :
Click on Choice and drop down opens. Move to select option in choice and drop down closes before an option can be selected.

This makes an existing company applet unusable.

REGRESSION. Last worked in version 7u21

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Simplest example
Browse to
http://www.oracle.com/technetwork/java/example1-142806.html
Attempt to change from Lines to Points

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Allow Points to picked.
ACTUAL -
Drop down closes before Points can be picked.

REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
Use demo source for
http://www.oracle.com/technetwork/java/example1-142806.html
or look at
/usr/java/jdk1.7.0_25/demo/applets/DrawTest
---------- END SOURCE ----------

CUSTOMER SUBMITTED WORKAROUND :
Uninstall
1.7.0_25-b15
Install
1.7.0_21
Change security level to Medium in jcontrol