added google a

app/views/layouts/application.html.haml

@@ -36,6 +36,7 @@
 
     = csrf_meta_tag
     = yield(:head)
+    = javascript_include_tag 'vender/ga'
 
   %body
     - flash.each do |name, msg|

public/javascripts/vendor/ga.js

@@ -0,0 +1,14 @@
+<script type="text/javascript">
+
+  var _gaq = _gaq || [];
+  _gaq.push(['_setAccount', 'UA-17207587-5']);
+  _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>
+