Fixed missing http protocol on jQuery SCRIPT tag

Author: ivan@plead

demo.html

@@ -64,7 +64,7 @@
   <p>This is</p>
   <h1>Kerning.js</h1>
 
-  <script src="//ajax.googleapis.com/ajax/libs/jquery/1.6.4/jquery.min.js"></script>
+  <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.6.4/jquery.min.js"></script>
   <script src="kerning.js"></script>
 </body>
 </html>