title: jQuery - Remove CSS Class after 5 Seconds
body: <p>I am adding CSS class dynamically for Articles.
  If the Article has published recently I am applying CSS class as <strong>article-unread</strong>, but after <strong>5</strong> seconds, this class has to be Changed automatically to <strong>article-read</strong>.
  Can somebody please help me out?</p>
  
  <h2>HTML:</h2>
  
  <pre><code>&lt;section class="news-articles"&gt;
      &lt;article class="article-unread"&gt;Unread Article&lt;/article&gt;
      &lt;article class="article-read"&gt;Read Article&lt;/article&gt;
  &lt;/section&gt;
  </code></pre>
  
  <h2>CSS</h2>
  
  <pre><code>.article-unread {color:red;}
  .article-read {color:green;}
  </code></pre>
  
  <p><a href="http://jsfiddle.net/h6cpsss7/" rel="nofollow"><strong>Fiddle</strong></a></p>