>
 Sets the JavaScript function name that will be used to identify the client callback function that should be run in
 the event of an error.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>onerror</code> - the error handling function name</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>2.0</dd>
</dl>
</li>
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<h4>getOnevent</h4>
<pre class="methodSignature">public&nbsp;<a href="http