What is the JVM option to specify modules to be loaded ?

I remember there was a JVM option through which I can specify tapestry
modules to be loaded. I looked into this page and couldn't relate the
values in it to what I need to do. Has it been removed ?

http://people.apache.org/~uli/tapestry-site/configuration.html

*---------------------*
*Muhammad Gelbana*
http://www.linkedin.com/in/mgelbana