This method is called when the current location is changed.
<p>
<p>The following fields in the <code>LocationEvent</code> apply:
<ul>
<li>(in) location the current location
<li>(in) top <code>true</code> if the location opens in the top frame or
<code>false</code> otherwise
<li>(in) widget the <code>Browser</code> whose location has changed
</ul>
@param event the <code>LocationEvent</code> that specifies the new
location of a <code>Browser</code>
This method is called when the current location is changed. <p>
<p>The following fields in the <code>LocationEvent</code> apply: <ul> <li>(in) location the current location <li>(in) top <code>true</code> if the location opens in the top frame or <code>false</code> otherwise <li>(in) widget the <code>Browser</code> whose location has changed </ul>
@param event the <code>LocationEvent</code> that specifies the new location of a <code>Browser</code>
@since 3.0