Append the div content jquery
<p>Hi I have a div with content like this </p>

<pre><code> &lt;div&gt;&lt;strong&gt;some content
 ....&lt;/strong&gt;&lt;/div&gt;
</code></pre>

<p>How can I add another element to the div after <code>&lt;strong&gt;</code>, how to add <code>&lt;span&gt;</code> element after <code>&lt;strong&gt;</code> ? </p>

<p>Thank you</p>
