diff --git a/README-zh.md b/README-zh.md
index dbb84089..ab6cbda7 100644
--- a/README-zh.md
+++ b/README-zh.md
@@ -1,6 +1,9 @@
 # Crawlab
 
 ![](https://img.shields.io/badge/版本-v0.2.1-blue.svg)
+<a href="https://github.com/tikazyq/crawlab/blob/master/LICENSE" target="_blank">
+    <img src="https://img.shields.io/badge/License-BSD-blue.svg">
+</a>
 
 基于Celery的爬虫分布式爬虫管理平台，支持多种编程语言以及多种爬虫框架.
 
diff --git a/README.md b/README.md
index e3581571..da51832e 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,9 @@
 # Crawlab
 
 ![](https://img.shields.io/badge/version-v0.2.1-blue.svg)
+<a href="https://github.com/tikazyq/crawlab/blob/master/LICENSE" target="_blank">
+    <img src="https://img.shields.io/badge/License-BSD-blue.svg">
+</a>
 
 Celery-based web crawler admin platform for managing distributed web spiders regardless of languages and frameworks. 
 
diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 4d4c0edf..975a627f 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -29,9 +29,9 @@ export default {
       localStorage.setItem('useStats', value)
       document.querySelector('.el-message__closeBtn').click()
       if (value === 1) {
-        _hmt.push(['_trackPageview', '/allow_stats'])
+        window._hmt.push(['_trackPageview', '/allow_stats'])
       } else {
-        _hmt.push(['_trackPageview', '/disallow_stats'])
+        window._hmt.push(['_trackPageview', '/disallow_stats'])
       }
     }
 
@@ -98,6 +98,7 @@ export default {
     font-size: 12px;
     border-radius: 4px;
     cursor: pointer;
+    border: 1px solid #909399;
   }
 
   .message-btn:hover {