J2SE Version (please include all output from java -version flag):
JDK 7 build87


Does this problem occur on J2SE 1.4.x or 5.0.x or 6.0? Yes / No (pick one)
Works fine with JDK 6u18

Operating System Configuration Information (be specific):
Windows 7 Ultimate 64 bit (suspect any version of Windows 7 would have the same problem)


Hardware Configuration Information (be specific):
64 bit


Bug Description:

 . Open a SwingSet3 or any other Java application
 . When the Java application is in focus, one can not change the volume level
   using keyboard shortcuts(on desktop as well as laptop) or laptop physical volume knobs
 . This works fine under JDK 6 update 18




Steps to Reproduce (be specific):