*/
public class PortletAjaxViewRootRenderer extends AjaxViewRootRenderer {
protected void doEncodeBegin(ResponseWriter writer, FacesContext context, UIComponent component) throws IOException {
ExternalContext externalContext = context.getExternalContext();
Object namespace = externalContext.encodeNamespace("");
// encode portletbridge window marker
writer.startElement(HTML.DIV_ELEM, component);
writer.writeAttribute(HTML.id_ATTRIBUTE, namespace, HTML.id_ATTRIBUTE);
super.doEncodeBegin(writer, context, component);
}