Hi Fidel, Maybe this help:
http://wiki.apache.org/tapestry/Tapestry5CheckOutTheSourceCode https://svn.apache.org/repos/asf/tapestry/tapestry5/trunk/tapestry-core/src/test/java/org/apache/tapestry/integration/app1/pages/RadioDemo.java https://svn.apache.org/repos/asf/tapestry/tapestry5/trunk/tapestry-core/src/test/app1/WEB-INF/RadioDemo.html Marcus
