added example link

Author: mrin9

docs/index.html

@@ -399,9 +399,11 @@ <h2> Examples & Demos</h2>
     &lt;p slot="footer"&gt; This content will apear at the bottom &lt;/p&gt;
 
   &lt;/rapi-doc&gt;
-  
 </code></pre>
 <br/>
+
+<div style="font-size:20px"> Playground - change attributes using JavaScript &nbsp; <a href="./example100.html">DEMO</a> </div>
+
     </div>  
   </div> 
 <!-- End of Examples -->