From 31e1608fdfa3d45aecc164a4db2c65c8833af157 Mon Sep 17 00:00:00 2001
From: wangchunsheng <chunsheng@cnezsoft.com>
Date: Fri, 31 Aug 2012 08:43:40 +0000
Subject: [PATCH]  * finish task#885.

---
 module/file/control.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/module/file/control.php b/module/file/control.php
index b2b6f63496..51c745a0d6 100644
--- a/module/file/control.php
+++ b/module/file/control.php
@@ -203,6 +203,8 @@ class file extends control
      */
     public function sendDownHeader($fileName, $fileType, $content)
     {
+        ob_clean();    // clean the ob content to make sure no space or utf-8 bom output.
+
         /* Set the downloading cookie, thus the export form page can use it to judge whether to close the window or not. */
         setcookie('downloading', 1);