For bug

HI sir, I am using Spreadsheet_Excel_Writer when i run code that every time blank excel coming so please give me a good solutions. Thanks a lot. Code as Follow require_once './pear/Spreadsheet/Writer.php'; $out = 's.xls'; $workbook = new Spreadsheet_Excel_Writer(); // sending HTTP headers $worksheet =& $workbook->addWorksheet('Liste direct navigateur'); // Preparation des differentes mises en forme $f_titre =& $workbook->addFormat(); $f_titre->setAlign('center'); $f_titre->setSize(10); $f_titre->setBold (); $worksheet->write(2,2,'s'); // totaux si necessaire $workbook->send($out); // Ecriture et redirection fichier // We still need to explicitly close the workbook $workbook->close();