JInternalFrame can be moved beyond visible area using keyboard

Steps to reproduce:
1) Run SwingSet2.
2) Select any JInternalFrame and press CTRL + F7.
3) Press right arrow key.
4) Notice that JInternalFrame starts moving.
5) Keep the arrow key pressed till it moves out of the visible area.
6) This can also be done using all 4 arrow keys.

This can be reproduced on all LNFs.

This was observed on the PIT request of 29th Aug 2003
The Java version for solaris is:
java version "swing-jcg-sparc-01-2003-08-29-int.tiger"
Java(TM) 2 Runtime Environment, Standard Edition (build swing-jcg-sparc-01-2003-08-29-int.tiger)