How to set session variable in jquery?
<p>I have an html page that open a popup window when the page loads. I need  to set the popup only when the page open first time. I think session or cookie is to be set. i am beginner in jquery so please help me to do this.. </p>

<pre><code>    &lt;script&gt;
        !window.jQuery &amp;&amp; document.write('&lt;script src="fancybox/jquery-1.4.3.min.js"&gt;&lt;\/script&gt;');
    &lt;/script&gt;
    &lt;script type="text/javascript" src="fancybox/jquery.fancybox-1.3.4.pack.js"&gt;&lt;/script&gt;       
    &lt;script type="text/javascript"&gt;
    $(document).ready(function() {  
        $("a#example1").fancybox();     
        $("a#example1").trigger('click');           
    });

    &lt;/script&gt;   
    &lt;link rel="stylesheet" type="text/css" href="fancybox/jquery.fancybox-1.3.4.css" media="screen" /&gt;  
&lt;/head&gt;
&lt;body&gt;
&lt;a id="example1" href="images/pic.jpg"&gt;&lt;/a&gt; 
&lt;/body&gt;
</code></pre>
