diff --git a/upload/api/javascript/advertisement.php b/upload/api/javascript/advertisement.php
index 7a384b5ec7798c599caec3ef05cf32c7f08ec2d9..8d42d9a8a267b7fb89851a32fc166b4dda96d0da 100644
--- a/upload/api/javascript/advertisement.php
+++ b/upload/api/javascript/advertisement.php
@@ -7,7 +7,6 @@
  *      $Id: advertisement.php 25246 2011-11-02 03:34:53Z zhangguosheng $
  */
 
-header('Content-Type: application/javascript');
 header('Expires: '.gmdate('D, d M Y H:i:s', time() + 60).' GMT');
 
 if(!defined('IN_API')) {
@@ -19,6 +18,8 @@ loadcore();
 $adid = $_GET['adid'];
 $data = adshow($adid);
 
+dheader('Content-Type: application/javascript');
+
 echo 'document.write(\''.preg_replace("/\r\n|\n|\r/", '\n', addcslashes($data, "'\\")).'\');';
 
 ?>
\ No newline at end of file
diff --git a/upload/api/javascript/javascript.php b/upload/api/javascript/javascript.php
index 55282dbb01ad3cc6444850828387850502cb0f76..ef34adfea2936a619f2c2f0c9b2e3f0e1d3eba69 100644
--- a/upload/api/javascript/javascript.php
+++ b/upload/api/javascript/javascript.php
@@ -7,7 +7,6 @@
  *      $Id: javascript.php 25246 2011-11-02 03:34:53Z zhangguosheng $
  */
 
-header('Content-Type: application/javascript');
 header('Expires: '.gmdate('D, d M Y H:i:s', time() + 60).' GMT');
 
 if(!defined('IN_API')) {
@@ -27,6 +26,8 @@ $search = "/(href|src)\=(\"|')(?![fhtps]+\:)(.*?)\\2/i";
 $replace = "\\1=\\2$_G[siteurl]\\3\\2";
 $data = preg_replace($search, $replace, $data);
 
+dheader('Content-Type: application/javascript');
+
 echo 'document.write(\''.preg_replace("/\r\n|\n|\r/", '\n', addcslashes($data, "'\\")).'\');';
 
 ?>
\ No newline at end of file