  &lt;/head&gt;
    &lt;body&gt; 
        &lt;h1&gt;Test Page&lt;/h1&gt;
        &lt;p&gt;Say: &lt;span id="change"&gt;Goodbye&lt;/span&gt;&lt;/p&gt;
    &lt;/body&gt;
&lt;/html&gt;			
		 </pre>

<p>sayhello.js source code</p>
         <pre xml:space="preserve">var change = document.querySelector("#change");
         change.innerText = "Hello";			
		 </pre>

         </section>
      </section>
	<section class="example">
		<h3>Example 2: Using EnhanceJS - A Javascript framework designed to improve the appli