Go here to get Java Runtime Environment.

http://java.sun.com/j2se/1.3/jre/

This link is to an installer that has Java 1.1 built in. No extra download is required. This is only meant for those who are having trouble connecting to the network with the normal version.

http://www9.limewire.com/download/LimeWire16d118.exe

Hope this helps! :-)