Why can not initiate the script in this case
<pre><code>    &lt;!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"&gt;
&lt;html xmlns="http://www.w3.org/1999/xhtml"&gt;
&lt;head&gt;
&lt;meta http-equiv="Content-Type" content="text/html; charset=UTF-8"&gt;
    &lt;link rel="stylesheet" type="text/css" href="plugin/easyui/themes/gray/easyui.css"&gt;
    &lt;link rel="stylesheet" type="text/css" href="plugin/easyui/themes/icon.css"&gt;
    &lt;link rel="stylesheet" type="text/css" href="style/main.css"&gt;
    &lt;script type="text/javascript" src="plugin/easyui/jquery-1.7.1.min.js"&gt;&lt;/script&gt;
&lt;script type="text/javascript"&gt;
$("#closeMe").click(function() {
    $(this)
        .parent()
        .slideUp();
});
&lt;/script&gt;
&lt;/head&gt;

&lt;body&gt;
&lt;div id="rem"&gt;
&lt;span id="closeMe"&gt;&lt;img src="http://www.cespage.com/silverlight/appbar/dark/close.png"&gt;&lt;/span&gt;
&lt;p&gt;Please read the documentation.For updates please follow our blog, tweets or become a fan.&lt;/p&gt;
&lt;/div&gt;
&lt;/body&gt;
&lt;/html&gt;
</code></pre>

<p>This is a simple box with a close button, once press, it slide up. However , when i test it and i press the button, there is no reaction. What is the problem? Thank you.</p>
