In the Western world, MediaWiki's userbar is displayed in the top right of your screen by default in MonoBook, (and in the top left of the screen for those countries who read from the right to the left). It is classified with the #p-personal div.
<div class="portlet" id="p-personal"> <h5>Personal tools</h5> <div class="pBody"> <ul> <li id="pt-userpage"><a href="/yourwiki/User:Admin" title="My user page [.]" accesskey=".">Admin</a></li> <li id="pt-mytalk"><a href="/yourwiki/User_talk:Admin" title="My talk page [n]" accesskey="n">My talk</a></li> <li id="pt-preferences"><a href="/yourwiki/Special:Preferences" title="My preferences">My preferences</a></li> <li id="pt-watchlist"><a href="/yourwiki/Special:Watchlist" title="The list of pages you're monitoring for changes [l]" accesskey="l">My watchlist</a></li> <li id="pt-mycontris"><...