tedSummary.gif"></td><td class="summaryTableSignatureCol"><a class="signatureLink" href="AbstractAuthenticator.html#userName">userName</a> : String<div class="summaryTableDescription">
   When <code class="property">authenticationKey</code> is not used, <code class="property">
   userName</code> is required upon room entry; when a someone enters as a guest, the name 
   becomes the user's display name.</div>
</td><td class="summaryTableOwnerCol"><a href="AbstractAuthenticator.html">AbstractAuthenticator</a>