title: How to set timer on body onload?
body: <p>I want to set timer on body <code>onload eventHandler</code> to call function where I show hide div.</p>
  
  <pre><code>&lt;body onload=""&gt;
      &lt;div style="display:none;"&gt; hide &lt;/div&gt;
  &lt;/body&gt;
  </code></pre>