It's because of your FORUMHOME Template you haven't changed that..
<thead>
<tr align="center">
<td class="thead"> </td>
<td class="thead" width="100%" align="$stylevar[left]">$vbphrase[forum]</td>
<td class="thead">$vbphrase[last_post]</td>
<td class="thead">$vbphrase[threads]</td>
<td class="thead">$vbphrase[posts]</td>
<if condition="$vboptions['showmoderatorcolumn']">
<td class="thead">$vbphrase[moderator]</td>
</if>
</tr>
</thead>
Shouldn't be on the FORUMHOME as you moved it to the nopost template..
Here is a sample FORUMHOME with it removed and then the forum leaders part moved below what What's Going On box.
$stylevar[htmldoctype]
<html xmlns="http://www.w3.org/1999/xhtml" dir="$stylevar[textdirection]" lang="$stylevar[languagecode]">
<head>
<!-- no cache headers -->
<meta http-equiv="Pragma" content="no-cache" />
<meta http-equiv="Expires" content="-1" />
<meta http-equiv="Cache-Control" content="no-cache" />
<!-- end no cache headers -->
$headinclude
<title><phrase 1="$vboptions[bbtitle]">$vbphrase[x_powered_by_vbulletin]</phrase></title>
</head>
<body>
$header
$navbar
<if condition="$show['guest']">
<!-- guest welcome message -->
<table class="tborder" cellpadding="$stylevar[cellpadding]" cellspacing="$stylevar[cellspacing]" border="0" width="100%" align="center">
<tr>
<td class="tcat"><phrase 1="$vboptions[bbtitle]">$vbphrase[welcome_to_the_x]</phrase></td>
</tr>
<tr>
<td class="alt1">
<phrase 1="faq.php$session[sessionurl_q]" 2="register.php$session[sessionurl_q]">$vbphrase[first_visit_message]</phrase>
</td>
</tr>
</table>
<!-- / guest welcome message -->
<br />
</if>
<!-- main -->
$forumbits
$forumhome_markread_script
<!-- /main -->
<br />
$ad_location[ad_forumhome_afterforums]
<br />
<!-- what's going on box -->
<table class="tborder" cellpadding="$stylevar[cellpadding]" cellspacing="$stylevar[cellspacing]" border="0" width="100%" align="center">
<thead>
<tr>
<td class="tcat" colspan="2">$vbphrase[whats_going_on]</td>
</tr>
</thead>
$template_hook[forumhome_wgo_pos1]
<if condition="$show['loggedinusers']">
<!-- logged-in users -->
<tbody>
<tr>
<td class="thead" colspan="2">
<a style="float:$stylevar[right]" href="#top" onclick="return toggle_collapse('forumhome_activeusers')"><img id="collapseimg_forumhome_activeusers" src="$stylevar[imgdir_button]/collapse_thead$vbcollapse[collapseimg_forumhome_activeusers].gif" alt="" border="0" /></a>
<a href="online.php$session[sessionurl_q]">$vbphrase[currently_active_users]</a>: $totalonline (<phrase 1="$numberregistered" 2="$numberguest">$vbphrase[x_members_and_y_guests]</phrase>)
</td>
</tr>
</tbody>
<tbody id="collapseobj_forumhome_activeusers" style="$vbcollapse[collapseobj_forumhome_activeusers]">
<tr>
<td class="alt2"><a href="online.php$session[sessionurl_q]"><img src="$stylevar[imgdir_misc]/whos_online.gif" alt="$vbphrase[view_whos_online]" border="0" /></a></td>
<td class="alt1" width="100%">
<div class="smallfont">
<div style="white-space: nowrap"><phrase 1="$recordusers" 2="$recorddate" 3="$recordtime">$vbphrase[most_users_ever_online_was_x_y_at_z]</phrase></div>
<div>$activeusers</div>
</div>
</td>
</tr>
</tbody>
<!-- end logged-in users -->
</if>
$template_hook[forumhome_wgo_pos2]
<tbody>
<tr>
<td class="thead" colspan="2">
<a style="float:$stylevar[right]" href="#top" onclick="return toggle_collapse('forumhome_stats')"><img id="collapseimg_forumhome_stats" src="$stylevar[imgdir_button]/collapse_thead$vbcollapse[collapseimg_forumhome_stats].gif" alt="" border="0" /></a>
<phrase 1="$vboptions[bbtitle]">$vbphrase[x_statistics]</phrase>
</td>
</tr>
</tbody>
<tbody id="collapseobj_forumhome_stats" style="$vbcollapse[collapseobj_forumhome_stats]">
<tr>
<td class="alt2"><img src="$stylevar[imgdir_misc]/stats.gif" alt="<phrase 1="$vboptions[bbtitle]">$vbphrase[x_statistics]</phrase>" border="0" /></td>
<td class="alt1" width="100%">
<div class="smallfont">
<div>
$vbphrase[threads]: $totalthreads,
$vbphrase[posts]: $totalposts,
$vbphrase[members]: $numbermembers<if condition="$show['activemembers']">,
<span title="<phrase 1="$vboptions[activememberdays]">$vbphrase[within_the_last_x_days]</phrase>">$vbphrase[active_members]: $activemembers</span>
</if>
</div>
<div><phrase 1="member.php?$session[sessionurl]u=$newuserid" 2="$newusername">$vbphrase[welcome_to_our_newest_member_x]</phrase></div>
$template_hook[forumhome_wgo_stats]
</div>
</td>
</tr>
</tbody>
$template_hook[forumhome_wgo_pos3]
<if condition="$show['birthdays']">
<!-- today's birthdays -->
<tbody>
<tr>
<td class="thead" colspan="2">
<a style="float:$stylevar[right]" href="#top" onclick="return toggle_collapse('forumhome_birthdays')"><img id="collapseimg_forumhome_birthdays" src="$stylevar[imgdir_button]/collapse_thead$vbcollapse[collapseimg_forumhome_birthdays].gif" alt="" border="0" /></a>
$vbphrase[todays_birthdays]
</td>
</tr>
</tbody>
<tbody id="collapseobj_forumhome_birthdays" style="$vbcollapse[collapseobj_forumhome_birthdays]">
<tr>
<td class="alt2"><a href="calendar.php?$session[sessionurl]do=getday&day=$today&sb=1"><img src="$stylevar[imgdir_misc]/birthday.gif" alt="$vbphrase[view_birthdays]" border="0" /></a></td>
<td class="alt1" width="100%"><div class="smallfont">$birthdays</div></td>
</tr>
</tbody>
<!-- end today's birthdays -->
</if>
$template_hook[forumhome_wgo_pos4]
<if condition="$show['upcomingevents']">
<tbody>
<tr>
<td class="thead" colspan="2">
<a style="float:$stylevar[right]" href="#top" onclick="return toggle_collapse('forumhome_events')"><img id="collapseimg_forumhome_events" src="$stylevar[imgdir_button]/collapse_thead$vbcollapse[collapseimg_forumhome_events].gif" alt="" border="0" /></a>
<if condition="$show['todaysevents']">$vbphrase[todays_events]<else /><phrase 1="$vboptions[showevents]">$vbphrase[upcoming_events_for_the_next_x_days]</phrase></if>
</td>
</tr>
</tbody>
<tbody id="collapseobj_forumhome_events" style="$vbcollapse[collapseobj_forumhome_events]">
<tr>
<td class="alt2"><a href="calendar.php$session[sessionurl_q]"><img src="$stylevar[imgdir_misc]/calendar.gif" alt="$vbphrase[calendar]" border="0" /></a></td>
<td class="alt1" width="100%"><div class="smallfont">$upcomingevents</div></td>
</tr>
</tbody>
</if>
$template_hook[forumhome_wgo_pos5]
<tr>
<td class="tfoot" align="center" colspan="<if condition="$vboptions['showmoderatorcolumn']">6<else />5</if>"><div class="smallfont"><strong>
<a href="forumdisplay.php?$session[sessionurl]do=markread" rel="nofollow">$vbphrase[mark_forums_read]</a>
<if condition="$vboptions['forumleaders']">
<a href="showgroups.php$session[sessionurl_q]">$vbphrase[view_forum_leaders]</a></if>
</strong></div></td>
</tr>
</table>
<br />
<!-- end what's going on box -->
<!-- icons and login code -->
<table cellpadding="0" cellspacing="2" border="0" width="100%">
<tr valign="bottom">
<td>
<table cellpadding="2" cellspacing="0" border="0">
<tr>
<td><img src="$stylevar[imgdir_statusicon]/forum_new.gif" alt="$vbphrase[contains_new_posts]" border="0" /></td>
<td class="smallfont"> $vbphrase[forum_contains_new_posts]</td>
</tr>
<tr>
<td><img src="$stylevar[imgdir_statusicon]/forum_old.gif" alt="$vbphrase[contains_no_new_posts]" border="0" /></td>
<td class="smallfont"> $vbphrase[forum_contains_no_new_posts]</td>
</tr>
<if condition="$vboptions['showlocks']">
<tr>
<td><img src="$stylevar[imgdir_statusicon]/forum_old_lock.gif" alt="$vbphrase[a_closed_forum]" border="0" /></td>
<td class="smallfont"> $vbphrase[forum_is_closed_for_posting]</td>
</tr>
</if>
</table>
</td>
<if condition="!$show['guest']">
<!-- member logout -->
<td align="$stylevar[right]"><a href="login.php?$session[sessionurl]do=logout&logouthash=$bbuserinfo[logouthash]" onclick="return log_out('$vbphrase[sure_you_want_to_log_out]')"><phrase 1="$bbuserinfo[username]">$vbphrase[log_out_x]</phrase></a></td>
<!-- end member logout -->
</if>
</tr>
</table>
<!-- / icons and login code -->
$footer
</body>
</html>