diff --git a/module/tutorial/control.php b/module/tutorial/control.php
index 6c9190b9e8..c7c480c2b6 100644
--- a/module/tutorial/control.php
+++ b/module/tutorial/control.php
@@ -29,21 +29,8 @@ class tutorial extends control
      */
     public function index($referer = '', $task = '')
     {
-        if($_POST)
-        {
-            $account = $this->app->user->account;
-            $setting   = $_POST['finish'];
-            
-            $this->loadModel('setting')->setItem("$account.tutorial.tasks.setting", $setting);
-            $this->send(array('result' => 'success'));
-        }
         $setting = isset($this->config->tutorial->tasks->setting) ? $this->config->tutorial->tasks->setting : '';
 
-        if($this->viewType === 'json')
-        {
-            die(json_encode(array('result' => isset($setting) ? 'success' : 'fail', 'setting' => $setting), JSON_HEX_QUOT | JSON_HEX_APOS));
-        }
-
         $this->session->set('tutorialMode', true);
 
         $this->view->title   = $this->lang->tutorial->common;
@@ -54,7 +41,27 @@ class tutorial extends control
     }
 
     /**
-     * Exit tuturial mode
+     * Ajax set tasks
+     *
+     * @param  string $finish
+     * @access public
+     * @return void
+     */
+    public function ajaxSetTasks($finish = 'keepAll')
+    {
+        if($_POST && isset($_POST['finish'])) $finish = $_POST['finish'];
+
+        if($finish == 'keepAll') $this->send(array('result' => 'fail', 'message' => $this->lang->tutorial->ajaxSetError));
+
+        $account = $this->app->user->account;
+        $this->loadModel('setting')->setItem("$account.tutorial.tasks.setting", $finish);
+        $this->send(array('result' => 'success'));
+    }
+
+    /**
+     * Exit tutorial mode
+     * 
+     * @param  string $referer
      * @access public
      * @return void
      */
@@ -62,10 +69,19 @@ class tutorial extends control
     {
         $this->session->set('tutorialMode', false);
 
-        if(!empty($referer))
-        {
-            die(js::locate($this->createLink('index'), 'parent'));
-        }
+        if(empty($referer)) $referer = $this->createLink('index');
+        die(js::locate($referer, 'parent'));
+    }
+
+    /**
+     * Ajax quit tutorial mode
+     * 
+     * @access public
+     * @return void
+     */
+    public function ajaxQuit()
+    {
+        $this->session->set('tutorialMode', false);
         die(json_encode(array('result' => 'success')));
     }
 
diff --git a/module/tutorial/lang/en.php b/module/tutorial/lang/en.php
index 3f948ac38a..6af50c8ab4 100644
--- a/module/tutorial/lang/en.php
+++ b/module/tutorial/lang/en.php
@@ -29,6 +29,7 @@ $lang->tutorial->targetPageTip     = 'Open【%s】page by this instruction';
 $lang->tutorial->requiredTip      = '【%s】is necessary';
 $lang->tutorial->congratulateTask = 'Congratulations!You have finished task【<span class="task-name-current"></span>】!';
 $lang->tutorial->serverErrorTip   = 'Some error has occurred.';
+$lang->tutorial->ajaxSetError     = 'Finished task must be defined. Set empty value to reset tasks.';
 
 $lang->tutorial->tasks = array();
 
diff --git a/module/tutorial/lang/zh-cn.php b/module/tutorial/lang/zh-cn.php
index fc0292a318..b236768e98 100644
--- a/module/tutorial/lang/zh-cn.php
+++ b/module/tutorial/lang/zh-cn.php
@@ -29,6 +29,7 @@ $lang->tutorial->targetPageTip    = '按此指示打开【%s】页面';
 $lang->tutorial->requiredTip      = '【%s】为必填项';
 $lang->tutorial->congratulateTask = '恭喜，你完成了任务 【<span class="task-name-current"></span>】！';
 $lang->tutorial->serverErrorTip   = '发生了一些错误。';
+$lang->tutorial->ajaxSetError     = '必须指定已完成的任务，如果要重置任务，请设置值为空。';
 
 $lang->tutorial->tasks = array();
 
diff --git a/module/tutorial/view/index.html.php b/module/tutorial/view/index.html.php
index 7161753c9a..46bfb571c9 100644
--- a/module/tutorial/view/index.html.php
+++ b/module/tutorial/view/index.html.php
@@ -167,7 +167,7 @@ $(function()
             var postData = [];
             $.each(setting, function(name, value) {if(value) postData.push(name);});
 
-            $.post('<?php echo inLink('index') ?>', {finish: postData.join(',')}, function(e)
+            $.post('<?php echo inLink('ajaxSetTasks') ?>', {finish: postData.join(',')}, function(e)
             {
                 if(e.result === 'success')
                 {
@@ -186,7 +186,7 @@ $(function()
 
     var resetTasks = function()
     {
-        $.post('<?php echo inLink('index') ?>', {finish: ''}, function(e)
+        $.post('<?php echo inLink('ajaxSetTasks') ?>', {finish: ''}, function(e)
         {
             if(e.result === 'success')
             {