Try using one of the HTTP::Cookies derivatives such as HTTP::Cookies::Netscape or HTTP::Cookies::Microsoft depending on the browser that you are using. You can pre-populate cookies using your browser and then use them in your script.
Remember that session cookies will be deleted when a browser session ends. It may be the case that you need to get your script to do the login part in order to generate the session cookies that are later used in the script. Check out WWW::Mechanize as a means of logging in using a form etc.
Are you posting in the right place? Check out Where do I post X? to know for sure.
Posts may use any of the Perl Monks Approved HTML tags. Currently these include the following:
<code> <a> <b> <big>
<blockquote> <br /> <dd>
<dl> <dt> <em> <font>
<h1> <h2> <h3> <h4>
<h5> <h6> <hr /> <i>
<li> <nbsp> <ol> <p>
<small> <strike> <strong>
<sub> <sup> <table>
<td> <th> <tr> <tt>
Snippets of code should be wrapped in
<code> tags not
<pre> tags. In fact, <pre>
tags should generally be avoided. If they must
be used, extreme care should be
taken to ensure that their contents do not
have long lines (<70 chars), in order to prevent
horizontal scrolling (and possible janitor
Want more info? How to link or
or How to display code and escape characters
are good places to start.