* adjust for common lang.

module/backup/lang/zh-cn.php

@@ -1,5 +1,5 @@
 <?php
-$lang->backup->common      = '系统备份';
+$lang->backup->common      = '备份';
 $lang->backup->index       = '备份首页';
 $lang->backup->history     = '备份历史';
 $lang->backup->delete      = '删除备份';

module/dept/lang/zh-cn.php

@@ -9,7 +9,7 @@
  * @version     $Id: zh-cn.php 4129 2013-01-18 01:58:14Z wwccss $
  * @link        http://www.zentao.net
  */
-$lang->dept->common       = '部门结构';
+$lang->dept->common       = '部门';
 $lang->dept->id           = '编号';
 $lang->dept->path         = '路径';
 $lang->dept->position     = '职位';