">(NSString *)&nbsp;</td>
          <td class="paramname"> <em>mediatorName</em>          </td>
          <td>&nbsp;</td>
          <td><code> [implementation]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Check if a <a class="el" href="interface_mediator.html">Mediator</a> is registered or not<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>mediatorName</em>&nbsp;</td><td></td>