diff --git a/module/common/model.php b/module/common/model.php
index abb32d5b43..451c4d414e 100644
--- a/module/common/model.php
+++ b/module/common/model.php
@@ -429,6 +429,24 @@ class commonModel extends model
         }
     }
 
+    /**
+     * Print the link for notify file.
+     * 
+     * @static
+     * @access public
+     * @return void
+     */
+    public static function printNotifyLink()
+    {
+        if(strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'windows') !== false)
+        {
+            global $app, $lang;
+            $notifyFile = $app->getBasePath() . 'www/data/notify/notify.zip';
+
+            if(!file_exists($notifyFile)) return false;
+            echo html::a(helper::createLink('misc', 'downNotify'), $lang->downNotify);
+        }
+    }
 
     /**
      * Diff two string. (see phpt)
diff --git a/module/common/view/footer.html.php b/module/common/view/footer.html.php
index d487475b46..3e19f6bd3c 100644
--- a/module/common/view/footer.html.php
+++ b/module/common/view/footer.html.php
@@ -1,8 +1,8 @@
   </div>
   <?php if($extView = $this->getExtViewFile(__FILE__)){include $extView; return helper::cd();}?>
-  <iframe frameborder='0' name='hiddenwin' id='hiddenwin' scrolling='no' class='<?php $config->debug ? print("debugwin") : print('hidden')?>'></iframe>
+  <iframe frameborder='0' name='hiddenwin' id='hiddenwin' scrolling='no' class='<?php echo zget($config, 'debug', 'hidden', 'debugwin');?>'></iframe>
   <div id='divider'></div>
-<?php $onlybody = isset($_GET['onlybody']) ? $_GET['onlybody'] : 'no';?>
+<?php $onlybody = zget($_GET, 'onlybody', 'no');?>
 <?php if($onlybody != 'yes'):?>
 </div>
 <div id='footer'>
@@ -12,7 +12,7 @@
       <td class='a-right' id='poweredby'>
         <span>Powered by <a href='http://www.zentao.net' target='_blank'>ZenTaoPMS</a> (<?php echo $config->version;?>)</span>
         <?php echo $lang->proVersion;?>
-        <?php if(strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'windows') !== false) echo html::a($this->createLink('misc', 'downNotify'), $lang->downNotify);?>
+        <?php commonModel::printNotifyLink();?>
       </td>
     </tr>
   </table>