ror in the iframe that prevents the communication with the main application, silentRefresh will give you a timeout. To configure the timespan for this, you can set the property <code>silentRefreshTimeout</code> (msec). The default value is 20.000 (20 seconds).</p>
<h3 id="automatically-refreshing-a-token-when-before-it-expires">Automatically refreshing a token when/ before it expires</h3>
<p>To automatically refresh a token when/ some time before it expires, just call the following method after configuring 