A WAM layout, with the name <WAMname>_layout will be created when XSL is generated for a WAM unless it already exists. Use the LAYOUTWEBLET selector on the BEGIN_COM command of the WAM. to nominate the layout weblet to be used by the WAM layout. The generated WAM layout is included in the Weblet Template group WAM Layouts.
Refer to WAM Layouts and Layout Weblets for further information.