writer.writeAttribute(HtmlConstants.STYLE_ATTRIBUTE, "display:none;", null);
utils.encodeId(context, component);
if (shouldRenderForm) {
String clientId = component.getClientId(context) + RendererUtils.DUMMY_FORM_ID;
utils.encodeBeginForm(context, component, writer, clientId);
utils.encodeEndForm(context, writer);
}
// polling script.
writer.startElement(HtmlConstants.SCRIPT_ELEM, component);