move google analytics to partial

app/helpers/common_helper.rb

@@ -0,0 +1,7 @@
+module CommonHelper
+  def render_google_analytics_code
+    if Rails.env == "production" &&  SiteSetting.ga_tracking_code.present?
+      render :partial => "common/google_analytics"
+    end
+  end
+end

app/views/common/_google_analytics.html.erb

@@ -0,0 +1,14 @@
+<script type="text/javascript">
+
+  var _gaq = _gaq || [];
+  _gaq.push(['_setAccount', '<%= SiteSetting.ga_tracking_code %>']);
+  _gaq.push(['_setCustomVar', 1, 'Anonymous', <%= !current_user %>, 2]);
+  _gaq.push(['_trackPageview']);
+
+  (function() {
+    var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
+    ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
+    var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
+  })();
+
+</script>

app/views/layouts/application.html.erb

@@ -124,22 +124,7 @@
       Discourse.initialize()
     </script>
 
-    <%- if Rails.env == "production" and SiteSetting.ga_tracking_code.present? %>
+    <%= render_google_analytics_code %>
-      <script type="text/javascript">
-
-        var _gaq = _gaq || [];
-        _gaq.push(['_setAccount', '<%= SiteSetting.ga_tracking_code %>']);
-        _gaq.push(['_setCustomVar', 1, 'Anonymous', <%= !current_user %>, 2]);
-        _gaq.push(['_trackPageview']);
-
-        (function() {
-          var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
-          ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
-          var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
-        })();
-
-      </script>
-    <%-end%>
 
   </body>
 </html>