diff --git a/module/action/control.php b/module/action/control.php
index 564c1e72bc..c71f561f77 100644
--- a/module/action/control.php
+++ b/module/action/control.php
@@ -63,4 +63,17 @@ class action extends control
         $this->action->undelete($actionID);
         die(js::locate(inlink('trash'), 'parent'));
     }
+
+    /**
+     * Hide object. 
+     * 
+     * @param  int    $actionID 
+     * @access public
+     * @return void
+     */
+    public function hide($actionID)
+    {
+        $this->action->hide($actionID);
+        die(js::reload('parent'));
+    }
 }
diff --git a/module/action/lang/en.php b/module/action/lang/en.php
index 46b56b69f0..d23603b39a 100644
--- a/module/action/lang/en.php
+++ b/module/action/lang/en.php
@@ -12,6 +12,7 @@
 $lang->action->common   = 'Logs';
 $lang->action->trash    = 'Trash';
 $lang->action->undelete = 'Restore';
+$lang->action->hide     = 'Hide';
 
 $lang->action->product    = 'Product';
 $lang->action->project    = 'Project';
@@ -63,6 +64,7 @@ $lang->action->desc->deletedfile  = '$date, deleted file by <strong>$actor</stro
 $lang->action->desc->editfile     = '$date, edit file by <strong>$actor</strong>, the file is <strong><i>$extra</i></strong>.';
 $lang->action->desc->erased       = '$date, erased by <strong>$actor</strong>.';
 $lang->action->desc->undeleted    = '$date, restored by <strong>$actor</strong>.';
+$lang->action->desc->hidden       = '$date, hidden by <strong>$actor</strong>.';
 $lang->action->desc->commented    = '$date, commented by <strong>$actor</strong>.';
 $lang->action->desc->activated    = '$date, activated by <strong>$actor</strong>.';
 $lang->action->desc->moved        = '$date, moved by <strong>$actor</strong>, previouse is "$extra".';
@@ -89,6 +91,7 @@ $lang->action->label->deletedfile         = 'deleted file';
 $lang->action->label->editfile            = 'edit file name';
 $lang->action->label->erased              = 'deleted';
 $lang->action->label->undeleted           = 'restore';
+$lang->action->label->hidden              = 'hidden';
 $lang->action->label->commented           = 'commented';
 $lang->action->label->activated           = 'activated';
 $lang->action->label->resolved            = 'resolved';
@@ -158,6 +161,7 @@ $lang->action->search->label['deletedfile']         = $lang->action->label->dele
 $lang->action->search->label['editfile']            = $lang->action->label->editfile;           
 $lang->action->search->label['erased']              = $lang->action->label->erased;             
 $lang->action->search->label['undeleted']           = $lang->action->label->undeleted;          
+$lang->action->search->label['hidden']              = $lang->action->label->hidden;          
 $lang->action->search->label['commented']           = $lang->action->label->commented;          
 $lang->action->search->label['activated']           = $lang->action->label->activated;          
 $lang->action->search->label['resolved']            = $lang->action->label->resolved;           
diff --git a/module/action/lang/zh-cn.php b/module/action/lang/zh-cn.php
index f0146de6d1..1b56883141 100644
--- a/module/action/lang/zh-cn.php
+++ b/module/action/lang/zh-cn.php
@@ -12,6 +12,7 @@
 $lang->action->common   = '系统日志';
 $lang->action->trash    = '回收站';
 $lang->action->undelete = '还原';
+$lang->action->hide     = '隐藏';
 
 $lang->action->product    = '产品';
 $lang->action->project    = '项目';
@@ -63,6 +64,7 @@ $lang->action->desc->deletedfile  = '$date, 由 <strong>$actor</strong> 删除
 $lang->action->desc->editfile     = '$date, 由 <strong>$actor</strong> 编辑了附件：<strong><i>$extra</i></strong>。' . "\n";
 $lang->action->desc->erased       = '$date, 由 <strong>$actor</strong> 删除。' . "\n";
 $lang->action->desc->undeleted    = '$date, 由 <strong>$actor</strong> 还原。' . "\n";
+$lang->action->desc->hidden       = '$date, 由 <strong>$actor</strong> 隐藏。' . "\n";
 $lang->action->desc->commented    = '$date, 由 <strong>$actor</strong> 添加备注。' . "\n";
 $lang->action->desc->activated    = '$date, 由 <strong>$actor</strong> 激活。' . "\n";
 $lang->action->desc->moved        = '$date, 由 <strong>$actor</strong> 移动，之前为 "$extra"。' . "\n";
@@ -89,6 +91,7 @@ $lang->action->label->deletedfile         = '删除附件';
 $lang->action->label->editfile            = '编辑附件';
 $lang->action->label->erased              = '删除了';
 $lang->action->label->undeleted           = '还原了';
+$lang->action->label->hidden              = '隐藏了';
 $lang->action->label->commented           = '评论了';
 $lang->action->label->activated           = '激活了';
 $lang->action->label->resolved            = '解决了';
@@ -158,6 +161,7 @@ $lang->action->search->label['deletedfile']         = $lang->action->label->dele
 $lang->action->search->label['editfile']            = $lang->action->label->editfile;           
 $lang->action->search->label['erased']              = $lang->action->label->erased;             
 $lang->action->search->label['undeleted']           = $lang->action->label->undeleted;          
+$lang->action->search->label['hidden']              = $lang->action->label->hidden;          
 $lang->action->search->label['commented']           = $lang->action->label->commented;          
 $lang->action->search->label['activated']           = $lang->action->label->activated;          
 $lang->action->search->label['resolved']            = $lang->action->label->resolved;           
diff --git a/module/action/model.php b/module/action/model.php
index 1d01d91525..09f6807739 100644
--- a/module/action/model.php
+++ b/module/action/model.php
@@ -15,6 +15,7 @@ class actionModel extends model
 {
     const CAN_UNDELETED = 1;    // The deleted object can be undeleted or not.
     const BE_UNDELETED  = 0;    // The deleted object has been undeleted or not.
+    const BE_HIDDEN     = 2;
 
     /**
      * Create a action.
@@ -553,4 +554,19 @@ class actionModel extends model
             }
         }
     }
+
+    /**
+     * Hide object. 
+     * 
+     * @param  int    $actionID 
+     * @access public
+     * @return void
+     */
+    public function hide($actionID)
+    {
+        $action = $this->getById($actionID);
+        if($action->action != 'deleted') return;
+        $this->dao->update(TABLE_ACTION)->set('extra')->eq(self::BE_HIDDEN)->where('id')->eq($actionID)->exec();
+        $this->create($action->objectType, $action->objectID, 'hidden');
+    }
 }
diff --git a/module/action/view/trash.html.php b/module/action/view/trash.html.php
index c4ce7cc97b..ebef148bc6 100644
--- a/module/action/view/trash.html.php
+++ b/module/action/view/trash.html.php
@@ -33,7 +33,12 @@
     <td class='a-left'><?php echo html::a($this->createLink($module, 'view', "id=$action->objectID"), $action->objectName);?></td>
     <td><?php echo $users[$action->actor];?></td>
     <td><?php echo $action->date;?></td>
-    <td><?php common::printLink('action', 'undelete', "actionid=$action->id", $lang->action->undelete, 'hiddenwin');?>
+    <td>
+    <?php
+    common::printLink('action', 'undelete', "actionid=$action->id", $lang->action->undelete, 'hiddenwin');
+    common::printLink('action', 'hide',     "actionid=$action->id", $lang->action->hide,   'hiddenwin');
+    ?>
+    </td>
   </tr>
   <?php endforeach;?>
   </tbody>