diff --git a/index.html b/index.html
index d001caf..e53797d 100644
--- a/index.html
+++ b/index.html
@@ -54,7 +54,7 @@ <h2>
       <a href="javascript:;" class="categories-list-item" cate="All">
         All<span class="my-badge"> {{site.posts | size}}</span>
       </a>
-      {% for category in site.categories order:ascending %}
+      {% for category in site.categories %}
         <a href="javascript:;" class="categories-list-item" cate="{{ category | first }}">
           {{ category | first }} <span class="my-badge">{{ category | last | size }}</span>
         </a>
@@ -63,22 +63,3 @@ <h2>
   </div>
 </div>
 
-<!-- 
-
-展示分类更好的方式：
-
-http://stackoverflow.com/a/24745825
-
-Bonus:
-
-If you want to display only the posts in a certain tag/category (and not all posts), you can change the first for loop (the one inside the capture) to one of these:
-
-{% for post in site.tags['whatever'] %}
-
-{% for post in site.categories['whatever'] %}
-
-===========
-
-
-
- -->
\ No newline at end of file
diff --git a/note.md b/note.md
new file mode 100644
index 0000000..234aa5d
--- /dev/null
+++ b/note.md
@@ -0,0 +1,15 @@
+
+展示分类更好的方式：
+
+http://stackoverflow.com/a/24745825
+
+Bonus:
+
+If you want to display only the posts in a certain tag/category (and not all posts), you can change the first for loop (the one inside the capture) to one of these:
+
+{% for post in site.tags['whatever'] %}
+
+{% for post in site.categories['whatever'] %}
+
+===========
+