archiva analytics account already updated so we can use analytics.js
diff --git a/src/site/site.xml b/src/site/site.xml
index 15ee558..d0d8333 100644
--- a/src/site/site.xml
+++ b/src/site/site.xml
@@ -56,16 +56,17 @@
 
   </custom>
   <body>
-    <head>
-      <script type="text/javascript">
-        var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
-        document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));
-      </script>
-      <script type="text/javascript">
-        var pageTracker = _gat._getTracker("UA-140879-5");
-        pageTracker._initData();
-        pageTracker._trackPageview();
-      </script>
+      <head>
+        <script>
+          (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
+          (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
+          m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
+          })(window,document,'script','//www.google-analytics.com/analytics.js','ga');
+
+          ga('create', 'UA-140879-5', 'auto');
+          ga('send', 'pageview');
+
+        </script>
     </head>
     <menu name="Introduction">
       <item name="About"                href="/index.html" />