[Mostjolly]

I've included infos that might help you figure out the cause more easily...

Here's the codes I use; my site is adult related - LuVibes.com

Postbit_Legacy

PHP Code:

$template_hook[postbit_start]
<table class="tborder"  cellpadding="$stylevar[cellpadding]" cellspacing="$stylevar[cellspacing]" border="0" width="100%" align="center">
<tr>
    <td class="thead" $post[scrolltothis]>
        <span class="normal" style="float:$stylevar[right]">
            &nbsp;
$awardform
            <if condition="$show['postcount']">(#<a href="showpost.php?$session[sessionurl]p=$post[postid]&amp;postcount=$post[postcount]" target="new" rel="nofollow" id="postcount$post[postid]" name="$post[postcount]">$post[postcount]</a>)</if>
            <a href="#top" onclick="return toggle_collapse('postbit_$post[postid]')"><img id="collapseimg_postbit_$post[postid]" src="$stylevar[imgdir_button]/collapse_thead{$GLOBALS['vbcollapse']['collapseimg_postbit_' . $post[postid]]}.gif" alt="" border="0" /></a>
        </span>
            <!-- status icon and date -->
            <span class="normal">
            <a name="post$post[postid]"><img class="inlineimg" src="$stylevar[imgdir_statusicon]/post_$post[statusicon].gif" alt="$post[statustitle]" border="0" /></a><if condition="$show['inlinemod']"><input type="checkbox" name="plist[$postid]" id="plist_$postid" style="vertical-align:middle; padding:0px; margin:0px 0px 0px 5px" value="$post[checkbox_value]" /></if>
            
        </span>
            <!-- / status icon and date -->                
    
        </td>
    
</tr>
</table>
<div id="collapseobj_postbit_$post[postid]" style="{$GLOBALS['vbcollapse']['collapseobj_postbit_' . $post[postid]]};">


<table class="tborder" id="post$post[postid]" cellpadding="$stylevar[cellpadding]" cellspacing="$stylevar[cellspacing]" border="0" width="100%" align="center" style="border-top: 0px;">

<tr valign="top">

    <td class="alt2" width="175">
            
            <div id="postmenu_$post[postid]" align="center">
                    <if condition="$show['profile']">
                    <a class="bigusername" href="member.php?$session[sessionurl]u=$post[userid]">$post[musername]</a>
                    $post[onlinestatus]
                    <script type="text/javascript"> vbmenu_register("postmenu_$post[postid]", true); </script>
                    <else />
                    $post[musername]
                    </if>
                </div>
                

<if condition="$post['usertitle']"><div class="smallfont" align="center">$post[usertitle]</div></if>
                <if condition="$post['rank']"><div class="smallfont" align="center">$post[rank]</div></if>
             $template_hook[postbit_userinfo_left]    
                    
<if condition="$show['reputation']"><div class="postinfo" align="center"><span id="repdisplay_$post[postid]_$post[userid]">$post[reputationdisplay]</span></div></if>
        
            <if condition="$show['avatar']">
                <div class="smallfont" align="center">
                    &nbsp;<br /><a href="member.php?$session[sessionurl]u=$post[userid]"><img src="$post[avatarurl]" $post[avwidth] $post[avheight] alt="<phrase 1="$post[username]">$vbphrase[xs_avatar]</phrase>" border="0" /></a>
                </div>
            </if>
            
            <div class="smallfont">
                &nbsp;<br />

<div class="postinfo" align="center">
                        $vbphrase[posts]: [ <a href="search.php?$session[sessionurl]do=finduser&amp;u=$post[userid]" rel="nofollow">$post[posts]</a> ]
                    </div>


                    <div class="postinfo" align="center">
                        $vbphrase[threads]: [ <a href="search.php?$session[sessionurl]do=process&amp;showposts=0&amp;starteronly=1&amp;exactname=1&amp;searchuser=$post[username]" rel="nofollow">$post[threads]</a> ]
                    </div>

$template_hook[postbit_userinfo_right_after_posts]

                <if condition="$post['joindate']"><div  class="postinfo" align="center">$vbphrase[join_date]: $post[joindate]</div></if>

<if condition="$show['credits_post']">
                        <div class="postinfo" align="center">
                            $vbphrase[credits]: <span id="cdt_$post[postid]_$post[userid]">$post[credits]</span> <if condition="$show['credits_donate']">[<a href="credits.php?$session[sessionurl]do=manage&amp;u=$post[userid]#donate">$vbphrase[donate]</a>]</if> <if condition="$show['credits_check']">[<a href="credits.php?$session[sessionurl]do=banking&amp;u=$post[userid]">$vbphrase[check]</a>]</if>
                        </div>
                    </if>

                <if condition="$post['field2']"><div class="postinfo" align="center">$vbphrase[location_perm]: $post[field2]</div></if>

                <if condition="$post['age']"><div class="postinfo" align="center">$vbphrase[age]: $post[age]</div></if>
                <if condition="$show['infraction']"><div class="postinfo" align="center">$vbphrase[infractions]: $post[warnings]/$post[infractions] ($post[ipoints])</div></if>


                <if condition="$show['reputation']">
<if condition="$show['reppower']"><div align="center"><span id="reppower_$post[postid]_$post[userid]">$vbphrase[reppower]</span>: $post[reppower]</div></if></if></div>    
                
        <div style="padding:5px 0px 5px 0px;"></div>
        
    </td>




    <if condition="$show['moderated']">
    <td height="100%" valign="top" class="alt2" id="td_post_$post[postid]">
    <else />
    <td height="100%" valign="top" class="alt1" id="td_post_$post[postid]">
    </if>
    
    
    <div style="float:right">

<if condition="$show['reputationlink']">
                <span id="reputationmenu_$post[postid]"><a href="reputation.php?$session[sessionurl]p=$post[postid]" rel="nofollow" id="reputation_$post[postid]"><img class="inlineimg" src="$stylevar[imgdir_button]/reputation.gif" alt="<phrase 1="$post[username]">$vbphrase[add_to_xs_reputation]</phrase>" border="0" /></a></span>
                <if condition="$show['popups']"><script type="text/javascript"> vbrep_register("$post[postid]")</script></if>
            </if>
        
<if condition="$show['credits_postadd']">
                <span id="creditsmenu_$post[postid]"><a href="credits.php?$session[sessionurl]p=$post[postid]" rel="nofollow" id="credits_$post[postid]"><img class="inlineimg" src="$stylevar[imgdir_button]/credits.gif" alt="<phrase 1="$post[username]" 2="$vbphrase[credits]">$vbphrase[credits_threadaward]</phrase>" border="0" /></a></span>
                <if condition="$show['popups']"><script type="text/javascript"> vbcdt_register("$post[postid]")</script></if>&nbsp;
            </if>

            <if condition="$show['reportlink']"><a href="report.php?$session[sessionurl]p=$post[postid]" rel="nofollow"><img class="inlineimg" src="$stylevar[imgdir_button]/report.gif" alt="$vbphrase[report_bad_post]" border="0" /></a></if>

<if condition="$show['infractionlink']"><a href="infraction.php?$session[sessionurl]do=report&amp;p=$post[postid]" rel="nofollow"><img class="inlineimg" src="$stylevar[imgdir_button]/infraction.gif" alt="<phrase 1="$post[username]">$vbphrase[add_infraction_for_x]</phrase>" border="0" /></a> </if>  $post[iplogged]<if condition="is_browser('ie')"><div style="padding: 2px 0px 0px 0px;"></div></if></div><div class="smallfont">
$template_hook[postbit_messagearea_start]        
<if condition="$show['messageicon'] OR $post['title']">


            <!-- icon and title -->
            <if condition="$post['title']"><strong>$post[title] - </strong></if>
            <!-- status icon and date -->
          </if>
        
            <!-- status icon and date -->    
        <if condition="!$show['announcement']">
                $post[postdate]<if condition="!$show['detailedtime']">, $post[posttime]</if>
            <else />
                <phrase 1="$post[startdate]" 2="$post[enddate]">$vbphrase[x_until_y]</phrase>
            </if>
            $post[firstnewinsert]
            <!-- / status icon and date -->
        </div>
        
<div class="spacer"></div>    <div class="hr" style="width: 100%;">
              <hr />
            </div>    
<div class="spacer"></div>
        
        <!-- message -->


<div style="margin:-0px 10px 8px 10px">

        <div id="post_message_$post[postid]" class="vb_postbit">$post[message]</div>
</div>
$awardmess
        <!-- / message -->
    
        <if condition="$show['attachments']">
        <!-- attachments -->
            <div style="padding:$stylevar[cellpadding]px">
            
            <if condition="$show['thumbnailattachment']">
                <fieldset class="fieldset">
                    <legend>$vbphrase[attached_thumbnails]</legend>
                    <div style="padding:$stylevar[formspacer]px">
                    $post[thumbnailattachments]
                    </div>
                </fieldset>
            </if>
        
            <if condition="$show['imageattachment']">
                <fieldset class="fieldset">
                    <legend>$vbphrase[attached_images]</legend>
                    <div style="padding:$stylevar[formspacer]px">
                    $post[imageattachments]
                    </div>
                </fieldset>
            </if>
            
            <if condition="$show['imageattachmentlink']">
                <fieldset class="fieldset">
                    <legend>$vbphrase[attached_images]</legend>
                    <table cellpadding="0" cellspacing="$stylevar[formspacer]" border="0">
                    $post[imageattachmentlinks]
                    </table>
                    </fieldset>
            </if>
            
            <if condition="$show['otherattachment']">
                <fieldset class="fieldset">
                    <legend>$vbphrase[attached_files]</legend>
                    <table cellpadding="0" cellspacing="$stylevar[formspacer]" border="0">
                    $post[otherattachments]
                    </table>
                </fieldset>
            </if>
            
            <if condition="$show['moderatedattachment']">
                <fieldset class="fieldset">
                    <legend>$vbphrase[attachments_pending_approval]</legend>
                    <table cellpadding="0" cellspacing="$stylevar[formspacer]" border="0">
                    $post[moderatedattachments]
                    </table>
                </fieldset>        
            </if>
            
            </div>
        <!-- / attachments -->
        </if>
        $template_hook[postbit_signature_start]

        <if condition="$post['signature']">
        <!-- sig -->
            <div> <br />
            <div class="hr" style="width: 100px;">
              <hr />
            </div><div class="spacer"></div>
                $post[signature]
            </div>
        <!-- / sig -->
        </if>
        $template_hook[postbit_signature_end]
        <if condition="$show['postedited']">
        <!-- edit note -->
            <div class="smallfont">            <div class="spacer"></div>
          <div class="hr">
            <hr />
          </div><div class="spacer"></div>
                <em>
                <if condition="$post['editlink'] AND $show['postedithistory']">
                        <phrase 1="$post[edit_username]" 2="$post[edit_date]" 3="$post[edit_time]" 4="posthistory.php?$session[sessionurl]p=$post[postid]">$vbphrase[last_edited_link_by_x_on_y_at_z_postid]</phrase>.
                    <else />
                        <phrase 1="$post[edit_username]" 2="$post[edit_date]" 3="$post[edit_time]">$vbphrase[last_edited_by_x_on_y_at_z]</phrase>.
                    </if>
                    <if condition="$post['edit_reason']">
                        $vbphrase[reason]: $post[edit_reason]
                    </if>
                </em>
            </div>
        <!-- / edit note -->
        </if>
    
    </td>
</tr>
<tr>
    <td class="alt2">
 $template_hook[postbit_userinfo_right]
    <div>&nbsp;$post[icqicon] $post[aimicon] $post[msnicon] $post[yahooicon] $post[skypeicon]&nbsp;</div>
    
    
        
    </td>
    <if condition="$show['moderated']">
    <td class="alt2" align="$stylevar[right]">
    <else />
    <td class="alt1" align="$stylevar[right]">
    </if>
        <!-- controls -->
        
    
        
        <div style="float:left">
            <if condition="$show['moderated']">
                <img src="$stylevar[imgdir_misc]/moderated.gif" alt="$vbphrase[moderated_post]" border="0" />
            </if>
<if condition="$show['spam']">
                <img src="$stylevar[imgdir_misc]/spam_detected.png" alt="$vbphrase[spam_post]" border="0" />
</if>
            <if condition="$show['deletedpost']">
                <img src="$stylevar[imgdir_misc]/trashcan.gif" alt="$vbphrase[deleted_post]" border="0" />
            </if>
            <if condition="$show['redcard']">
                <a href="infraction.php?$session[sessionurl]do=view&amp;p=$post[postid]"><img src="$stylevar[imgdir_button]/redcard.gif" alt="$vbphrase[received_infraction]" border="0" /></a>
            <else />
                <if condition="$show['yellowcard']">
                    <a href="infraction.php?$session[sessionurl]do=view&amp;p=$post[postid]"><img src="$stylevar[imgdir_button]/yellowcard.gif" alt="$vbphrase[received_warning]" border="0" /></a>
                </if>
            </if>
            $template_hook[postbit_controls]
            </div>
            
            
            <if condition="$post['editlink']">
            <img style="display: none" id="progress_$postid" src="$stylevar[imgdir_misc]/progress.gif" alt="$vbphrase[loading_editor_please_wait]" />
            <a href="$post[editlink]" name="vB::QuickEdit::$post[postid]"><img src="$stylevar[imgdir_button]/edit.gif" alt="$vbphrase[edit_delete_message]" border="0" /></a>
        </if>
        
        
        
        <if condition="$post['forwardlink']">
            <a href="$post[forwardlink]"><img src="$stylevar[imgdir_button]/forward.gif" alt="$vbphrase[forward_message]" border="0" /></a>
        </if>
        <if condition="$post['replylink']">
            <a href="$post[replylink]" rel="nofollow"><img src="$stylevar[imgdir_button]/<if condition="$post['forwardlink']">reply_small<else />quote</if>.gif" alt="$vbphrase[reply_with_quote]" border="0" /></a>
        </if>
        <if condition="$show['multiquote_post']">
            <a href="$post[replylink]" rel="nofollow" onclick="return false"><img src="$stylevar[imgdir_button]/multiquote_<if condition="$show['multiquote_selected']">on<else />off</if>.gif" alt="$vbphrase[multi_quote_this_message]" border="0" id="mq_$post[postid]" /></a>


        </if>
        <if condition="$show['quickreply'] AND !$show['threadedmode']">
            <a href="$post[replylink]" rel="nofollow" id="qr_$post[postid]" onclick="return false"><img src="$stylevar[imgdir_button]/quickreply.gif" alt="$vbphrase[quick_reply_to_this_message]" border="0" /></a>
        </if>
        $template_hook[postbit_controls]
        
        <!-- / controls -->
    </td>
</tr>
</table>
</div>
$template_hook[postbit_end]
<!-- post $post[postid] popup menu -->
<div class="vbmenu_popup" id="postmenu_$post[postid]_menu" style="display:none">
    <table cellpadding="4" cellspacing="1" border="0">
    <tr>
        <td class="thead">$post[username]</td>
    </tr>
    <if condition="$show['profile']">
        <tr><td class="vbmenu_option"><a href="member.php?$session[sessionurl]u=$post[userid]">$vbphrase[view_public_profile]</a></td></tr>
    </if>
    <if condition="$show['pmlink']">
        <tr><td class="vbmenu_option"><a href="private.php?$session[sessionurl]do=newpm&amp;u=$post[userid]" rel="nofollow"><phrase 1="$post[username]">$vbphrase[send_private_message_to_x]</phrase></a></td></tr>
    </if>
    <if condition="$show['emaillink']">
        <tr><td class="vbmenu_option"><a href="sendmessage.php?$session[sessionurl]do=mailmember&amp;u=$post[userid]" rel="nofollow"><phrase 1="$post[username]">$vbphrase[send_email_to_x]</phrase></a></td></tr>
    </if>
    <if condition="$show['homepage']">
        <tr><td class="vbmenu_option"><a href="$post[homepage]"><phrase 1="$post[username]">$vbphrase[visit_xs_homepage]</phrase></a></td></tr>
    </if>
    <if condition="$show['search']">
         <tr><td class="vbmenu_option"><a href="search.php?$session[sessionurl]do=finduser&amp;u=$post[userid]" rel="nofollow"><phrase 1="$post[username]">$vbphrase[find_all_posts_by_x]</phrase></a></td></tr>
    </if>
    <if condition="$post['userid'] AND $show['member']">
    <tr><td class="vbmenu_option"><a href="profile.php?$session[sessionurl]do=addlist&amp;userlist=buddy&amp;u=$post[userid]"><phrase 1="$post[username]">$vbphrase[add_x_to_contacts]</phrase></a></td></tr>
    </if>
$template_hook[postbit_user_popup]
    </table>
 
</div>
<!-- / post $post[postid] popup menu -->

$ad_postbit_below

<div id="award$post[postid]" style="padding:$stylevar[cellpadding]px 0px 0px 0px;">
$awardbox
</div> 


post_thanks_box

PHP Code:

<div id="post_thanks_box_$post[postid]">$post_thanks_box</div> 


post_thanks_box_bit

PHP Code:

<a href="member.php?$session[sessionurl]u=$thank[userid]" rel="nofollow">$thank[username]</a><if condition="$date_thank">&nbsp;($date_thank)</if>$virg 


post_thanks_button

PHP Code:

<a href="post_thanks.php?$session[sessionurl]do=post_thanks_add&amp;p=$post[postid]&amp;securitytoken=$bbuserinfo[securitytoken]" id="post_thanks_button_$post[postid]"<if condition="$vboptions[disable_ajax] != 2"> onclick="return post_thanks_give($post[postid], <if condition="$vboptions[post_groan_integrate]">true<else />false</if>);"</if> <if condition="$display_thanks_image == 'none'">style="display:none"</if> rel="nofollow"><img src="$stylevar[imgdir_button]/post_thanks.gif" alt="$vbphrase[post_thanks_thanks]" border="0" /></a> 


post_thanks_postbit_legacy

PHP Code:

<div style="padding:$stylevar[cellpadding]px 0px 0px 0px">
    <table class="tborder" cellpadding="$stylevar[cellpadding]" cellspacing="$stylevar[cellspacing]" border="0" width="100%" align="center">
        <tr valign="top">
            <td class="alt2" width="175">
                <if condition="$post['post_thanks_amount'] == 1">
                    <strong><phrase 1="$post[username]">$vbphrase[post_thanks_user_says]</phrase></strong>
                <else />
                    <strong><phrase 1="$post[post_thanks_amount_formatted]" 2="$post[username]">$vbphrase[post_thanks_users_say]</phrase></strong>
                </if>
                <if condition="$bbuserinfo['usergroupid'] == 6">
                    <br /><a href="post_thanks.php?do=post_thanks_remove_all&amp;p=$post[postid]"<if condition="$vboptions[disable_ajax] != 2"> onclick="return post_thanks_remove_all($post[postid], <if condition="$vboptions['post_groan_integrate']">true<else />false</if>);"</if> rel="nofollow">$vbphrase[post_thanks_remove]</a>
                </if>
                <if condition="$post['show_thanks_remove_option']">
                <br /><a href="post_thanks.php?do=post_thanks_remove_user&amp;p=$post[postid]"<if condition="$vboptions['disable_ajax'] != 2"> onclick="return post_thanks_remove_user($post[postid], <if condition="$vboptions['post_groan_integrate']">true<else />false</if>);"</if> rel="nofollow">$vbphrase[post_thanks_remove_user]</a>
                </if>
            </td>
            <td class="alt1"><div>$post[post_thanks_bit]</div></td>
        </tr>
    </table>
</div> 


Also note that whenever this hack is enable my Signature font shrink in size... and it grow back to normal once disable... creepy stuff.

Cheers!