i'll click INSTALL, though i did not install the mod. i actually took just a single idea from it, and incorporated it into my site via template changes only.
at the bottom of the navbar template, i added
Code:
<!-- PM POPUP -->
<if condition="$show['popups'] AND $show['member']">
<div class="vbmenu_popup" id="pmoptions_menu" style="display:none">
<table cellpadding="4" cellspacing="1" border="0">
<tr><td class="thead" align="$stylevar[left]">$vbphrase[private_messages]</td></tr>
<tr><td class="vbmenu_option" align="$stylevar[left]"><a href="private.php?$session[sessionurl_q]folderid=0" rel="nofollow">$vbphrase[inbox]</a></td></tr>
<tr><td class="vbmenu_option" align="$stylevar[left]"><a href="private.php?$session[sessionurl_q]folderid=-1" rel="nofollow">$vbphrase[sent_items]</a></td></tr>
<tr><td class="vbmenu_option" align="$stylevar[left]"><a href="private.php?$session[sessionurl]do=newpm">Compose Message</a></td></tr>
<tr><td class="vbmenu_option" align="$stylevar[left]"><a href="private.php?$session[sessionurl]do=trackpm">$vbphrase[track_messages]</a></td></tr>
<tr><td class="vbmenu_option" align="$stylevar[left]"><a href="private.php?$session[sessionurl]do=editfolders">$vbphrase[edit_folders]</a></td></tr>
</table>
</div>
</if>
<!-- /PM POPUP -->
then i edited the GLOBAL PHRASE private_ messages_ nav in the phrase manager to:
Code:
<div id="pmoptions">
<a href="private.php{3}">Private Messages</a>
<script type="text/javascript"> vbmenu_register("pmoptions"); </script> {1}, {2}.</div>
i attached an image of the final result. i urge anyone who does want to use just this part to click INSTALL, as the mod deserves it

if you don't wish this to be posted here, just delete it and pm me about it, and i apologize.