diff --git a/js/dos/ext/vis/docs/js/googleAnalytics.js b/js/dos/ext/vis/docs/js/googleAnalytics.js
new file mode 100644
index 0000000..934681d
--- /dev/null
+++ b/js/dos/ext/vis/docs/js/googleAnalytics.js
@@ -0,0 +1,15 @@
+/**
+ * Created by Alex on 4/23/2015.
+ */
+(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-61231638-1', 'auto');
+ga('send', 'pageview');
\ No newline at end of file