Well, there's this little blurb in the faq[0], not sure if that helps you any. [0]http://www.polymer-project.org/resources/faq.html#xtags http://www.polymer-pr

Well, there's this little blurb in the faq[0], not sure if that helps you any. [0]http://www.polymer-project.org/resources/faq.html#xtags http://www.polymer-project.org/resources/faq.html#xtags