Please help me to edit this code

Hello,

i write below code:

<div class="clear"></div>

               <div class="show">


               </div>


               <div class="offres">
               	<div class="offBox">
                   	<h2 class="hostitle">knowledgeable windows</h2>
                       <div class="offindent">
                       	<ul>
                               <li>how to work with FlashGet </li>
                               <li>how to work with NTTacPlus </li>
                               <li>how to change password Linux </li>
                               <li>how to install IIS </li>
                               <li>how to drop port 25</li>
                               <li>Important port's</li>

                       </ul>
                       	<a href="/knowledgebase.php?action=displaycat&catid=3" class="moreOff">
						more</a>
                       </div><!--end offindent-->

                   </div><!--end offBox-->

but it show just box with below fields:

<li>how to work with FlashGet </li>
                               <li>how to work with NTTacPlus </li>
                               <li>how to change password Linux </li>
                               <li>how to install IIS </li>
                               <li>how to drop port 25</li>
                               <li>Important port's</li>

but i want it get latest knowledge's from this RSS and show at box: "/knowledgebase.php?action=displaycat&catid=3"

Please help me for edit this code.

Thank you for your help.

any help will appreciated.