sorry i am forgot this only for vb 3.8.x

next script

how to showing the chatbox + lastest tread only for custome usergroup

go to forum home
$header
$navbar
add this in here
<if condition="is_member_of($vbulletin->userinfo,6, 5, 7, 9,)">

and after this script
Code: 
<br />
<table cellpadding="0" cellspacing="0" width="100&#37;">
<tr><td valign="top">
$cybchatbox
</td>
<if condition="$bbuserinfo['field6'] == 'Yes'"><else />
<td width="10">&nbsp;</td><td valign="top" width="300">

<table class="tborder" cellpadding="$stylevar[cellpadding]" cellspacing="$stylevar[cellspacing]" border="0" width="100%" align="center">
<thead>
<tr>
<td class="tcat" align="center">
<a style="float:$stylevar[right]" href="#top" onclick="return toggle_collapse('forumhome_latestposts')"><img id="collapseimg_forumhome_latestposts" src="$stylevar[imgdir_button]/collapse_tcat$vbcollapse[collapseimg_latestposts].gif" alt="" border="0" /></a>
Latest Posts
</td>
</tr>
</thead>
<tbody id="collapseobj_forumhome_latestposts" style="$vbcollapse[collapseobj_forumhome_latestposts]">
<tr>
<td class="alt1" align="left" width="100%">
<div style="padding: 2px; margin-top: 3px; margin-left: 2px; width: 100%;">
<div style="border: 0pt none; height: 270px; width: 98%; overflow: auto;">
<div id="tabContent"></div>$latest_posts

</div>
</div>
</if>
<script type="text/javascript">
var tabVar=new ajaxtabs("tabs", "tabContent")
tabVar.setpersist(true)
tabVar.setselectedClassTarget("link") //"link" or "linkparent"
tabVar.init()
</script>

</td>

</tr>
</tbody>
</table></td></tr></table>

<br />
closed this with
</if>

you can custome that just add more usergroup id in here userinfo,6, 5, 7, 9,