Gracias
ANDA PERFECTO!!!
ahora etsoy tratando de insertar una imagen con este codigo que encontre por ahí
Código PHP:
$gdImage = imagecreatefromjpeg('images/officelogo.jpg');
// Add a drawing to the worksheetecho date('H:i:s') . " Add a drawing to the worksheet\n";
$objDrawing = new PHPExcel_Worksheet_MemoryDrawing();
$objDrawing->setName('Sample image');$objDrawing->setDescription('Sample image');
$objDrawing->setImageResource($gdImage);
$objDrawing->setRenderingFunction(PHPExcel_Worksheet_MemoryDrawing::RENDERING_JPEG);
$objDrawing->setMimeType(PHPExcel_Worksheet_MemoryDrawing::MIMETYPE_DEFAULT);
$objDrawing->setHeight(150);
$objDrawing->setWorksheet($objPHPExcel->getActiveSheet());
$objWriter = PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel2007');$objWriter->save(str_replace('.php', '.xlsx', __FILE__));
Pero aún no lo consigo