title: show webpage in iframe when we click a link
body: <p>how i can to show webpage in <code>iframe</code> when click a link?  :-?</p>
  
  <p>with this code we can show <code>example.com</code> during document load. but i want to make that when click a link in this document.(This <code>iframe</code> must show in a <code>table</code>.)</p>
  
  <pre><code>&lt;table border="1"&gt;
  &lt;tr&gt;
  &lt;td style="width:500px;height:400px"&gt;
  &lt;iframe src='http://example.com' frameborder="0" style="width:100%;height:100%"&gt;&lt;/iframe&gt;
  &lt;/td&gt;
  &lt;/tr&gt;
  &lt;/table&gt;
  </code></pre>
  
  <p>Thanks.</p>