From the Sun Developer Network page, scroll to find the heading
J2SE v 1.4.2_13 SDK (that is, _13 or whatever the latest versionis that works with the Toolkit).
Select Download J2SE SDK.
From the Sun Developer Network page, accept the license agreement
and scroll to the heading "Windows Platform - Java(TM) 2 SDK,
Standard Edition 1.4.2_13".
Select and download Windows Installation,
Multi-language.
Save and install the .exe file.
If prompted, install the JDK to
C:\j2sdk1.4.2_13.
Set the JAVA_HOME environment variable to C:\j2sdk1.4.2_13.