fix(disqus): move to head

_includes/head.html

@@ -13,8 +13,8 @@
 
   {% if page.math %}
     <link rel='stylesheet' href='{{ "/css/katex.min.css" | prepend: site.baseurl }}'>
-    <script rel='stylesheet' src='{{ "/js/katex.min.js" | prepend: site.baseurl }}'></script>
+    <script src='{{ "/js/katex.min.js" | prepend: site.baseurl }}'></script>
-    <script rel='stylesheet' src='{{ "/js/auto-render.min.js" | prepend: site.baseurl }}'></script>
+    <script src='{{ "/js/auto-render.min.js" | prepend: site.baseurl }}'></script>
 
     <script>
       document.addEventListener("DOMContentLoaded", function() {
@@ -39,5 +39,15 @@
       alert('Got a message from the other tab:\n' + message.data);
     });
   </script>
+
+  <script>
+      var disqus_shortname = 'dibaiee';
+
+      (function() {
+          var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true;
+          dsq.src = '//' + disqus_shortname + '.disqus.com/embed.js';
+          (document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(dsq);
+      })();
+  </script>
 </head>
 

_layouts/post.html

@@ -19,15 +19,6 @@ layout: default
 
   {% include share.html %}
   <div id="disqus_thread"></div>
-  <script type="text/javascript">
-      var disqus_shortname = 'dibaiee';
-
-      (function() {
-          var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true;
-          dsq.src = '//' + disqus_shortname + '.disqus.com/embed.js';
-          (document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(dsq);
-      })();
-  </script>
 
   <script src="/js/heading-links.js"></script>
 </div>