added g+1 button

Author: khan4019

html.html

@@ -51,7 +51,8 @@
       <div class="container">
         <h1>html</h1>        
         <h2>HTML related interview questions</h2>
-        <p>January 01, 2014</p>     
+        <p>January 01, 2014</p>
+        <div class="g-plusone"></div>
       </div>
     </div>
     <div class="container">
@@ -241,7 +242,12 @@ <h2>Need more!</h2>
     <script src="js/bootstrap.min.js"></script>
     <script src="js/highlight.pack.js"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-
-    
+    <script type="text/javascript">
+      (function() {
+        var po = document.createElement('script'); po.type = 'text/javascript'; po.async = true;
+        po.src = 'https://apis.google.com/js/platform.js';
+        var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(po, s);
+      })();
+    </script>
   </body>
 </html>