That is not the standard rectangle_top.tpl, it appears to have been altered. Here's the un-edited version from 4.0.17:
Code:
{* $Id: rectangle_top.tpl,v 1.13.2.7 2005/09/06 11:07:44 max Exp $ *}
{ include file="common_js.tpl"}
{if $config.Adaptives.isJS eq '' && $config.Adaptives.is_first_start eq 'Y'}
<SCRIPT id="adaptives_script" type="text/javascript" language="JavaScript 1.2"></SCRIPT>
<SCRIPT type="text/javascript" language="JavaScript 1.2">
if (document.getElementById('adaptives_script'))
document.getElementById('adaptives_script').src = "{$current_location}/adaptive.php?send_browser="+(localIsDOM?"Y":"N")+(localIsStrict?"Y":"N")+(localIsJava?"Y":"N")+"|"+localBrowser+"|"+localVersion+"|"+localPlatform+"|"+(localIsCookie?"Y":"N")+"|"+screen.width+"|"+screen.height+"|{$usertype}";
</SCRIPT>
{/if}
<TABLE align="center" border="0" cellpadding="0" cellspacing="0" width="{$width|default:"100%"}" height="100%">
<TR>
<TD valign="top"><DIV style="position: absolute;" id="div_null"></DIV>