update code box template

components/button/demo/disabled.md

@@ -4,10 +4,6 @@
 
 ---
 
-````html
-<div id="example"></div>
-````
-
 ````js
 /** @jsx React.DOM */
 var Button = React.createClass({
@@ -16,6 +12,7 @@ var Button = React.createClass({
   }
 });
 
-React.render(<Button>失效的按钮</Button>, document.getElementById('example'));
+React.render(
+  <Button>失效的按钮</Button>
+  , document.getElementById('components-button-demo-disabled'));
 ````
-

static/style.css

@@ -1011,7 +1011,7 @@ footer ul li > a {
   width: 100%;
 }
 
-.code-box .nico-insert-code {
+.code-box .code-box-demo {
   padding: 50px 25px;
   border-bottom: 1px solid #ddd;
 }

theme/templates/code.html

 <div class="code-box">
-  {{ post.html|jsx }}
+  <div class="code-box-demo">
+    <div id="{{post.meta.id}}"></div>
+    {{ post.html|jsx }}
+  </div>
   <div class="code-box-meta">
     <div class="code-box-title">{{ post.title }}</div>
     <p class="code-box-description">