1)Run SwingSet2 with jdk b32.
2)Open the Jtree demo.
3)Expand the tree to Music- Classical-Beethoven-concertos
4)Click and select the node No. 1-C
5)With the ctrl key pressed, press down arrow twice.
6)Notice that there is no visible lead border to indicate the down arrow key presses.
7)Press the space bar - "No. 3 C-Minor" is also selected.
8) Repeat the above steps for other nodes but there is no border appearing around the nodes to indicate the up down arrow key press effect.

In native windows there is a dashed border around the node to indicate where the up and down keys have been pressd to.