diff --git a/module/dept/control.php b/module/dept/control.php
index c9cc82a75e..c003d07a64 100644
--- a/module/dept/control.php
+++ b/module/dept/control.php
@@ -89,8 +89,12 @@ class dept extends control
     {
         if($confirm == 'no')
         {
-            echo js::confirm($this->lang->dept->confirmDelete, $this->createLink('dept', 'delete', "deptID=$deptID&confirm=yes"));
-            exit;
+            $sons  = $this->dept->getSons($deptID);
+            $users = $this->dept->getUsers($deptID);
+            if($sons)  die(js::alert($this->lang->dept->error->hasSons));
+            if($users) die(js::alert($this->lang->dept->error->hasUsers));
+
+            die(js::confirm($this->lang->dept->confirmDelete, $this->createLink('dept', 'delete', "deptID=$deptID&confirm=yes")));
         }
         else
         {
diff --git a/module/dept/lang/en.php b/module/dept/lang/en.php
index d801d84878..ec398b8128 100644
--- a/module/dept/lang/en.php
+++ b/module/dept/lang/en.php
@@ -21,3 +21,7 @@ $lang->dept->users       = "Users";
 
 $lang->dept->saveButton    = " Save (S) ";
 $lang->dept->confirmDelete = "Are you sure to delete this department?"; 
+
+$lang->dept->error = new stdclass();
+$lang->dept->error->hasSons  = "Can't delete this dept, because that has child.";
+$lang->dept->error->hasUsers = "Can't delete this dept, because that has users.";
diff --git a/module/dept/lang/zh-cn.php b/module/dept/lang/zh-cn.php
index 60faa7649c..cfdb87e0be 100644
--- a/module/dept/lang/zh-cn.php
+++ b/module/dept/lang/zh-cn.php
@@ -21,3 +21,7 @@ $lang->dept->users       = "成员列表";
 
 $lang->dept->saveButton    = " 保存 (S) ";
 $lang->dept->confirmDelete = " 您确定删除该部门吗？";
+
+$lang->dept->error = new stdclass();
+$lang->dept->error->hasSons  = '该部门有子部门，不能删除！';
+$lang->dept->error->hasUsers = '该部门有职员，不能删除！';