diff --git a/module/doc/lang/en.php b/module/doc/lang/en.php
index 3d6867da81..ced9d1739e 100644
--- a/module/doc/lang/en.php
+++ b/module/doc/lang/en.php
@@ -113,6 +113,21 @@ $lang->doc->browseTypeList['menu'] = 'Menu';
 $lang->doc->browseTypeList['tree'] = 'Tree';
 $lang->doc->browseTypeList['card'] = 'Card';
 
+$lang->doc->orderByOpen    = 'Recently Added';
+
+$lang->doc->fastMenuList['byediteddate']  = 'Recently Modified';
+//$lang->doc->fastMenuList['visiteddate']   = 'Recently Visited';
+$lang->doc->fastMenuList['openedbyme']    = 'My Doc';
+$lang->doc->fastMenuList['collectedbyme'] = 'My collection';
+
+$lang->doc->fastMenuIconList['byediteddate']  = 'icon-folder-upload';
+//$lang->doc->fastMenuIconList['visiteddate']   = 'icon-folder-move';
+$lang->doc->fastMenuIconList['openedbyme']    = 'icon-folder-account';
+$lang->doc->fastMenuIconList['collectedbyme'] = 'icon-folder-star';
+
+$lang->doc->customObjectLibs['files']       = 'Display File Library';
+$lang->doc->customObjectLibs['customFiles'] = 'Display Custom Library';
+
 $lang->doc->confirmDelete      = "Do you want to delete this document?";
 $lang->doc->confirmDeleteLib   = "Do you want to delete this Doc Lib?";
 $lang->doc->errorEditSystemDoc = "System Doc Lib needs no modifications.";
diff --git a/module/doc/lang/zh-cn.php b/module/doc/lang/zh-cn.php
index ca3c88c850..d0dc5f757c 100644
--- a/module/doc/lang/zh-cn.php
+++ b/module/doc/lang/zh-cn.php
@@ -130,8 +130,8 @@ $lang->doc->fastMenuIconList['byediteddate']  = 'icon-folder-upload';
 $lang->doc->fastMenuIconList['openedbyme']    = 'icon-folder-account';
 $lang->doc->fastMenuIconList['collectedbyme'] = 'icon-folder-star';
 
-$lang->doc->customObjectLibs['files']       = '是否显示附件库';
-$lang->doc->customObjectLibs['customFiles'] = '是否显示自定义文件';
+$lang->doc->customObjectLibs['files']       = '显示附件库';
+$lang->doc->customObjectLibs['customFiles'] = '显示自定义文件';
 
 $lang->doc->confirmDelete      = "您确定删除该文档吗？";
 $lang->doc->confirmDeleteLib   = "您确定删除该文档库吗？";
diff --git a/module/doc/view/alllibs.html.php b/module/doc/view/alllibs.html.php
index 91cee37d85..d210d10c89 100644
--- a/module/doc/view/alllibs.html.php
+++ b/module/doc/view/alllibs.html.php
@@ -11,7 +11,7 @@
  */
 ?>
 <?php include '../../common/view/header.html.php';?>
-<div class="main-row split-row" id="mainRow">
+<div class="main-row <?php if($this->from == 'doc') echo 'split-row';?>" id="mainRow">
   <?php if($this->from == 'doc'):?>
   <?php include './side.html.php';?>
   <?php endif;?>
@@ -47,6 +47,7 @@
               <?php common::printLink('doc', 'collect', "objectID=$lib->id&objectType=lib", "<i class='icon icon-star-empty'></i>", 'hiddenwin', "title='{$lang->doc->collect}' class='btn btn-link'")?>
               <?php common::printLink('doc', 'editLib', "libID=$lib->id", "<i class='icon icon-edit'></i>", '', "title='{$lang->edit}' class='btn btn-link iframe'")?>
               <?php common::printLink('doc', 'deleteLib', "libID=$lib->id", "<i class='icon icon-trash'></i>", 'hiddenwin', "title='{$lang->delete}' class='btn btn-link'")?>
+              <?php common::printLink('tree', 'browse', "rootID=$lib->id&type=doc", "<i class='icon icon-cog'></i>", '', "title='{$lang->tree->manage}' class='btn btn-link'")?>
             </div>
             <?php endif;?>
           </div>
diff --git a/module/doc/view/browse.html.php b/module/doc/view/browse.html.php
index 5cdeabd7a3..fb5ed5b2f9 100644
--- a/module/doc/view/browse.html.php
+++ b/module/doc/view/browse.html.php
@@ -19,7 +19,7 @@ var browseType = '<?php echo $browseType;?>';
 <?php js::set('libID', $libID);?>
 <?php if($this->from != 'doc') js::set('type', 'doc');?>
 
-<div class='main-row split-row' id='mainRow'>
+<div class="main-row <?php if($this->from == 'doc') echo 'split-row';?>" id="mainRow">
   <?php if($this->from == 'doc'):?>
   <?php include './side.html.php';?>
   <div class="col-spliter"></div>
@@ -65,6 +65,7 @@ var browseType = '<?php echo $browseType;?>';
               <td class="c-name"><?php echo html::a(inlink('browse', "libID=$libID&browseType=bymodule&param=$module->id&orderBy=$orderBy&from=$from"), "<i class='icon icon-folder text-yellow'></i> &nbsp;" . $module->name);?></td>
               <td class="c-actions">
                 <?php common::printLink('doc', 'collect', "objectID=$module->id&objectType=module", "<i class='icon {$star}'></i>", 'hiddenwin', "title='{$lang->doc->collect}' class='btn btn-link'")?>
+                <?php common::printLink('tree', 'browse', "rootID=$libID&type=doc", "<i class='icon icon-cog'></i>", '', "title='{$lang->tree->manage}' class='btn btn-link'")?>
               </td>
               <td class="c-num"></td>
               <td class="c-user"></td>
diff --git a/module/doc/view/browsebygrid.html.php b/module/doc/view/browsebygrid.html.php
index 3674ac09e4..8c7eb0f4ca 100644
--- a/module/doc/view/browsebygrid.html.php
+++ b/module/doc/view/browsebygrid.html.php
@@ -21,6 +21,7 @@
           </a>
           <div class="actions">
             <?php common::printLink('doc', 'collect', "objectID={$module->id}&objectType=module", "<i class='icon {$star}'></i>", 'hiddenwin', "title='{$lang->doc->collect}' class='btn btn-link'");?>
+            <?php common::printLink('tree', 'browse', "rootID=$libID&type=doc", "<i class='icon icon-cog'></i>", '', "title='{$lang->tree->manage}' class='btn btn-link'")?>
           </div>
         </div>
         <?php endforeach;?>
diff --git a/module/doc/view/objectlibs.html.php b/module/doc/view/objectlibs.html.php
index 20cac33c9b..a0feab3acf 100644
--- a/module/doc/view/objectlibs.html.php
+++ b/module/doc/view/objectlibs.html.php
@@ -11,7 +11,7 @@
  */
 ?>
 <?php include '../../common/view/header.html.php';?>
-<div class="main-row split-row" id="mainRow">
+<div class="main-row <?php if($this->from == 'doc') echo 'split-row';?>" id="mainRow">
   <?php if($this->from == 'doc'):?>
   <?php include './side.html.php';?>
   <?php endif;?>
@@ -72,6 +72,7 @@
               <?php common::printLink('doc', 'collect', "objectID=$libID&objectType=doclib", "<i class='icon icon-star-empty'></i>", 'hiddenwin', "title='{$lang->doc->collect}' class='btn btn-link'")?>
               <?php common::printLink('doc', 'editLib', "libID=$libID", "<i class='icon icon-edit'></i>", '', "title='{$lang->edit}' class='btn btn-link iframe'")?>
               <?php common::printLink('doc', 'deleteLib', "libID=$libID", "<i class='icon icon-trash'></i>", 'hiddenwin', "title='{$lang->delete}' class='btn btn-link'")?>
+              <?php common::printLink('tree', 'browse', "rootID=$libID&type=doc", "<i class='icon icon-cog'></i>", '', "title='{$lang->tree->manage}' class='btn btn-link'")?>
             </div>
             <?php endif;?>
           </div>
diff --git a/module/doc/view/showfiles.html.php b/module/doc/view/showfiles.html.php
index 134f584366..89141c518a 100644
--- a/module/doc/view/showfiles.html.php
+++ b/module/doc/view/showfiles.html.php
@@ -11,9 +11,11 @@
  */
 ?>
 <?php include '../../common/view/header.html.php';?>
-<div class='main-row split-row' id='mainRow'>
+<div class="main-row <?php if($this->from == 'doc') echo 'split-row';?>" id="mainRow">
+  <?php if($this->from == 'doc'):?>
   <?php include './side.html.php';?>
   <div class="col-spliter"></div>
+  <?php endif;?>
   <div class="main-col" data-min-width="400">
     <div class="panel block-files block-sm no-margin">
       <div class="panel-heading">
diff --git a/module/project/model.php b/module/project/model.php
index 8c8754ae6b..1e731bcadc 100644
--- a/module/project/model.php
+++ b/module/project/model.php
@@ -2668,7 +2668,7 @@ class projectModel extends model
             $taskItem->consumed     = $task->consumed;
             $taskItem->left         = $task->left;
             $taskItem->openedBy     = $users[$task->openedBy];
-            $taskItem->assignedTo   = $users[$task->assignedTo];
+            $taskItem->assignedTo   = zget($users, $task->assignedTo);
             $taskItem->url          = helper::createLink('task', 'view', "task=$task->id");
             $taskItem->storyChanged = $story and $story->status == 'active' and $story->version > $story->taskVersion;