The random banner code made by Jake Bunce from here.
http://www.vbulletin.com/forum/showthread.php?t=170826
The source code from the header template.
Code:
<!-- START HEADER -->
<body onLoad="MM_preloadImages('images/2e_forest/2EVOLVE_forestROLL_04.gif','images/2e_forest/2EVOLVE_forestROLL_05.gif','images/2e_forest/2EVOLVE_forestROLL_06.gif','images/2e_forest/2EVOLVE_forestROLL_07.gif','images/2e_forest/2EVOLVE_forestROLL_09.gif','images/2e_forest/2EVOLVE_forestROLL_10.gif')"><table width="100%" border="0" cellpadding="0" cellspacing="0">
<!--DWLayoutTable-->
<tr>
<td width="426" height="147" valign="top"><table width="100" border="0" cellpadding="0" cellspacing="0">
<!--DWLayoutTable-->
<tr>
<td width="426" height="147" valign="top"><img src="images/2e_forest/2EVOLVE_forest_01.png" width="426" height="147"></td>
<td align="$stylevar[right]" id="header_right_cell">
<td align="right">
$random_banner[1]
</td>
</tr>
</table></td>
<td width="253"> </td>
<td width="158"> </td>
</tr>
<tr>
<td height="35" colspan="2" valign="top"><table width="100" border="0" cellpadding="0" cellspacing="0">
<!--DWLayoutTable-->
<tr>
<td width="88" height="35" valign="top"><a href="index.php" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage('Image2','','images/2e_forest/2EVOLVE_forestROLL_04.gif',1)"><img src="images/2e_forest/2EVOLVE_forest_04.gif" alt="Frontpage" name="Image2" width="88" height="35" border="0"></a></td>
<td width="108" valign="top"><a href="usercp.php" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage('Image3','','images/2e_forest/2EVOLVE_forestROLL_05.gif',1)"><img src="images/2e_forest/2EVOLVE_forest_05.gif" alt="Control Panel" name="Image3" width="108" height="35" border="0"></a></td>
<td width="113" valign="top"><a href="memberlist.php" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage('Image4','','images/2e_forest/2EVOLVE_forestROLL_06.gif',1)"><img src="images/2e_forest/2EVOLVE_forest_06.gif" alt="Members" name="Image4" width="113" height="35" border="0"></a></td>
<td width="104" valign="top"id="navbar_search"><a href="search.php$session[sessionurl_q]" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage('Image5','','images/2e_forest/2EVOLVE_forestROLL_07.gif',1)"><img src="images/2e_forest/2EVOLVE_forest_07.gif" alt="Search Boards" name="Image5" width="104" height="35" border="0"></a><script type="text/javascript"> vbmenu_register("navbar_search", true); </script></td>
<td width="85" valign="top"><a href="faq.php" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage('Image6','','images/2e_forest/2EVOLVE_forestROLL_08.gif',0)"><img src="images/2e_forest/2EVOLVE_forest_08.gif" alt="Faq" name="Image6" width="85" height="35" border="0"></a></td>
<td width="91" valign="top"id="usercptools"><a href="$show[nojs_link]#usercptools" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage('Image7','','images/2e_forest/2EVOLVE_forestROLL_09.gif',1)"><img src="images/2e_forest/2EVOLVE_forest_09.gif" alt="Quicklinks" name="Image7" width="91" height="35" border="0"></a><script type="text/javascript"> vbmenu_register("usercptools", true); </script></td>
<td width="90" valign="top"><a href="register.php" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage('Image8','','images/2e_forest/2EVOLVE_forestROLL_10.gif',1)"><img src="images/2e_forest/2EVOLVE_forest_10.gif" alt="Register!" name="Image8" width="90" height="35" border="0"></a></td>
</tr>
</table></td>
<td> </td>
</tr>
</table>
<!-- END HEADER -->
<!-- content table -->
$spacer_open
$_phpinclude_output