想导出的$objWriter->save('my-test'.$id.'.xls');里的文件，但实际保存的是整个页面的信息，求大神指点解决方案

想导出的$objWriter->save('my-test'.$id.'.xls');里的文件，但实际保存的是整个页面的信息，求大神指点
$phpexceldao = $db->query("select a.uri,b.order_id,b.product_id,b.qty,b.goods_groups,b.attr,a.product_img ,d.order_sn,d.dateline,c.supplier_name from ".RP_TABLEPRE."order_goods as b left join product as a on a.product_id=b.product_id left join supplier as c on c.supplier_name=b.supplier_name left join `order` as d on d.order_id =b.order_id where b.order_id=$id");  
   
   
$objPHPExcel = new PHPExcel();
//行高
for($i = 2; $i <= 17; $i++)
{
$objPHPExcel->getActiveSheet()->getRowDimension($i)->setRowHeight(22);
}
   
   
  $i=2;
 if($phpexceldao){
  while($row= mysql_fetch_array($phpexceldao)){
$objPHPExcel->getActiveSheet()->setCellValue('A1','备货期');  
$objPHPExcel->getActiveSheet()->setCellValue('A'.$i,$row[uri]);

$objPHPExcel->getActiveSheet()->setCellValue('B1','采购编号');  
$objPHPExcel->getActiveSheet()->setCellValue('B'.$i,$row[order_id]);

$objPHPExcel->getActiveSheet()->setCellValue('C1','产品型号');  
$objPHPExcel->getActiveSheet()->setCellValue('C'.$i,$row[product_id]);

$objPHPExcel->getActiveSheet()->setCellValue('D1','数量');  
$objPHPExcel->getActiveSheet()->setCellValue('D'.$i,$row[qty]);

$objPHPExcel->getActiveSheet()->setCellValue('E1','品类');  
$objPHPExcel->getActiveSheet()->setCellValue('E'.$i,$row[goods_groups]);

$objPHPExcel->getActiveSheet()->setCellValue('F1','尺码');  
$objPHPExcel->getActiveSheet()->setCellValue('F'.$i,$row[attr]);

$objPHPExcel->getActiveSheet()->setCellValue('H1','订单号');  
$objPHPExcel->getActiveSheet()->setCellValue('H'.$i,$row[order_sn]);

$objPHPExcel->getActiveSheet()->setCellValue('I1','订单日期');  
$objPHPExcel->getActiveSheet()->setCellValue('I'.$i,$row[dateline]);

$objPHPExcel->getActiveSheet()->setCellValue('J1','供应商编号');  
$objPHPExcel->getActiveSheet()->setCellValue('J'.$i,$row[supplier_name]);
//添加图片  
$objPHPExcel->getActiveSheet()->setCellValue('G1','产品图片');  
$objDrawing = new PHPExcel_Worksheet_Drawing();
$objDrawing->setName('Photo');
$objDrawing->setDescription('Photo');
$objDrawing->setPath($row[product_img]);
$objDrawing->setHeight(70);
$objDrawing->setWidth(20);
$objDrawing->setCoordinates('G'.$i);
$objDrawing->setWorksheet($objPHPExcel->getActiveSheet());
  
  $i++;
  }
  }
   
}
$objWriter = PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel5');  
$objWriter->save('my-test'.$id.'.xls');

  header("Content-type: text/csv");//重要
  header('Content-Disposition: attachment;filename="test'.$id.'.xls"');
  header('Cache-Control: must-revalidate, post-check=0,pre-check=0');
  header("Content-Type:application/vnd.ms-execl");
  header('Expires:0');
  header('Pragma:public');

------解决方案--------------------
header("Content-type: text/csv");//重要
header('Content-Disposition: attachment;filename="test'.$id.'.xls"');
header('Cache-Control: must-revalidate, post-check=0,pre-check=0');
header("Content-Type:application/vnd.ms-execl");
header('Expires:0');
header('Pragma:public');

这段放到$objWriter->save('my-test'.$id.'.xls');前面去