diff --git a/config.js b/config.js
index 2ea5eb0..f0c3ad9 100644
--- a/config.js
+++ b/config.js
@@ -24,3 +24,4 @@ function addConfig(obj, conf) {
   });
 }
 
+ditto.run();
diff --git a/index.html b/index.html
index 66a6360..9893632 100644
--- a/index.html
+++ b/index.html
@@ -28,9 +28,6 @@
   <div class="progress-indicator-2"></div>
 
   <script src="config.js"></script>
-  <script>
-    ditto.run();
-  </script>
   <noscript>
     <p>《ECMAScript 6入门》是一本开源的JavaScript语言教程，全面介绍ECMAScript 6新增的语法特性。</p>
     <p>本书力争覆盖ES6与ES5的所有不同之处，对涉及的语法知识给予详细介绍，并给出大量简洁易懂的示例代码。</p>