*
* @return an empty HTML page string, never <code>null</code>.
*/
private String getEmptyHtmlPage()
{
final HtmlExporter exporter = createHtmlTemplate( ExportUtils.createHtmlExporter() );
return exporter.toString( new MacroResolver()
{
@Override
public Object resolve( final String aMacro, final Element aParent )
{
if ( "date-now".equals( aMacro ) )