diff --git a/index.html b/index.html
index 727c459..31c6f27 100644
--- a/index.html
+++ b/index.html
@@ -45,6 +45,9 @@
     <code># 解放大腦</code>
     <script src="https://gist.github.com/PinLin/3f6c1885d3c22d9fbf6a726788778112.js"></script>
 
+    <code># pause on POSIX</code>
+    <script src="https://gist.github.com/PinLin/21ab0e0caad99c0b4991156f9e6ed14a.js"></script>
+
     <div class="embed-responsive embed-responsive-16by9">
       <video src="http://www.cc.ntut.edu.tw/TaipeiTech.mp4" controls preload="none" class="embed-responsive-item" type="video/mp4">
     </div>