music config fix. Forgot to add a , at the end.

lib/facebooker2/rails/helpers/javascript.rb

@@ -30,7 +30,7 @@ def fb_connect_async_js(app_id=Facebooker2.app_id,options={},&proc)
                 cookie : #{cookie}, // enable cookies to allow the server to access the session
                 #{"channelUrl : '#{channel_url}', // add channelURL to avoid IE redirect problems" unless channel_url.blank?}
                 oauth : true,
-                music : #{music}
+                music : #{music}, //turn on music for OG
                 xfbml  : #{xfbml}  // parse XFBML
               });
               #{extra_js}