diff --git a/test/browser/demo/index.html b/test/browser/demo/index.html
index a56749a..c9eb883 100644
--- a/test/browser/demo/index.html
+++ b/test/browser/demo/index.html
@@ -207,3 +207,12 @@ <h4 class="modal-title">参数设置</h4>
 });
 </script>
 </html>
+<script>
+var _hmt = _hmt || [];
+(function() {
+  var hm = document.createElement("script");
+  hm.src = "//hm.baidu.com/hm.js?e0a1e2da956a3ea7befd58c813597fe4";
+  var s = document.getElementsByTagName("script")[0]; 
+  s.parentNode.insertBefore(hm, s);
+})();
+</script>