Install the following items in the following order:

1. jdk-6u2-windows-i586-p.exe
2. JCreator 4.5

Copy the three files BreezySwing.jar, TerminalIO.jar, TurtleGraphics.jar to the followng directories:
C:\Program Files\Java\jdk1.6.0_02\jre\lib\ext\
C:\Program Files\Java\jre1.6.0_02\lib\ext\