ssl: Whether to use SSL for theme elements. Default is null, which means
guess based on site SSL settings.
+javascript
+----------
+
+server: You can speed up page loading by pointing the
+ theme file lookup to another server (virtual or real).
+ Defaults to NULL, meaning to use the site server.
+path: Path part of Javascript URLs. Defaults to null,
+ which means to use the site path + '/js/'.
+ssl: Whether to use SSL for JavaScript files. Default is null, which means
+ guess based on site SSL settings.
+
xmpp
----