* finish task #4226.

module/admin/control.php

@@ -172,7 +172,7 @@ class admin extends control
         {
             $data = fixer::input('post')->get();
             $this->loadModel('setting')->setItems('system.common.safe', $data);
-            die(js::reload('parent'));
+            $this->send(array('result' => 'success', 'message' => $this->lang->saveSuccess, 'locate' => 'reload'));
         }
         $this->view->title      = $this->lang->admin->safe->common . $this->lang->colon . $this->lang->admin->safe->set;
         $this->view->position[] = $this->lang->admin->safe->common;

module/admin/view/safe.html.php

@@ -19,7 +19,7 @@
 </div>
 <div id='mainContent' class='main-content'>
   <div class='center-block mw-800px'>
-    <form method='post' target='hiddenwin'>
+    <form class="load-indicator main-form form-ajax" method='post'>
       <table class='table table-form'>
         <tr>
           <th style='width:130px'><?php echo $lang->admin->safe->password?></th>
@@ -36,7 +36,7 @@
         </tr>
         <tr>
           <th><?php echo $lang->admin->safe->weak?></th>
-          <td colspan='2'><?php echo html::textarea('weak', $config->safe->weak, "class='form-control' rows='4'")?></td>
+          <td colspan='2'><?php echo html::textarea('weak', $config->safe->weak, "class='form-control' style='height:100px'")?></td>
         </tr>
         <tr>
           <th><?php echo $lang->admin->safe->changeWeak?></th>