diff --git a/config/filter.php b/config/filter.php
index 244e589df6..71cb71ac32 100644
--- a/config/filter.php
+++ b/config/filter.php
@@ -26,6 +26,7 @@ $filter->default->cookie['lang']        = 'reg::lang';
 $filter->default->cookie['theme']       = 'reg::word';
 $filter->default->cookie['fingerprint'] = 'reg::word';
 $filter->default->cookie['hideMenu']    = 'equal::true';
+$filter->default->cookie['systemModel'] = 'code';
 
 $filter->bug        = new stdclass();
 $filter->caselib    = new stdclass();
diff --git a/module/common/lang/zh-cn.php b/module/common/lang/zh-cn.php
index 2056de9939..ba48f6e9f3 100755
--- a/module/common/lang/zh-cn.php
+++ b/module/common/lang/zh-cn.php
@@ -144,27 +144,20 @@ $lang->program = new stdclass();
 /* System menu. */
 $lang->system = new stdclass();
 $lang->system->menu = new stdclass();
-$lang->system->subMenu = new stdclass();
-$lang->system->subMenu->setmodel = new stdclass();
-$lang->system->menu->setmodel    = array('link' => 'cmmi|custom|setcmmi|', 'class' => 'dropdown dropdown-hover');
 $lang->system->menu->estimate    = array('link' => '估算|custom|estimate|');
 $lang->system->menu->stage       = array('link' => '阶段|stage|browse|', 'subModule' => 'stage');
 $lang->system->menu->subject     = array('link' => '科目|subject|browse|');
 $lang->system->menu->holiday     = array('link' => '节假日|holiday|browse|');
 $lang->system->menu->custom      = array('link' => '自定义|custom|plan|');
-$lang->system->subMenu->setmodel->scrum  ='scrum|custom|setscrum|';
 $lang->system->dividerMenu = ',auditcl,subject,';
 
-if($_COOKIE['systemModel'] == 'scrum')
+if(isset($_COOKIE['systemModel']) and $_COOKIE['systemModel'] == 'scrum')
 {
     $lang->system->menu = new stdclass();
-    $lang->system->subMenu->setmodel = new stdclass();
-    $lang->system->menu->setmodel = array('link' => 'scrum|custom|setscrum|', 'class' => 'dropdown dropdown-hover');
     $lang->system->menu->subject  = array('link' => '科目|subject|browse|');
     $lang->system->menu->holiday  = array('link' => '节假日|holiday|browse|');
     $lang->system->menu->custom   = array('link' => '自定义|custom|concept|');
     
-    $lang->system->subMenu->setmodel->cmmi  ='cmmi|custom|setcmmi|';
     $lang->mainNav->system = '<i class="icon icon-menu-users"></i> 组织|subject|browse|';
     unset($lang->system->dividerMenu);
 }
@@ -174,6 +167,9 @@ $lang->stage->menu = new stdclass();
 $lang->stage->menu->browse  = array('link' => '阶段列表|stage|browse|', 'alias' => 'create,edit,batchcreate');
 $lang->stage->menu->settype = '阶段类型|stage|settype|';
 
+$lang->measurement = new stdclass();
+$lang->measurement->menu = new stdclass();
+
 /* 查询条中可以选择的对象列表。*/
 $lang->searchObjects['bug']         = 'Bug';
 $lang->searchObjects['story']       = "{$lang->storyCommon}";
diff --git a/module/common/view/header.html.php b/module/common/view/header.html.php
index fa2b4a1c97..e2cfbb1c78 100755
--- a/module/common/view/header.html.php
+++ b/module/common/view/header.html.php
@@ -15,6 +15,7 @@ if($extHookFiles) foreach($extHookFiles as $extHookFile) include $extHookFile;
 <?php $this->app->loadConfig('sso');?>
 <?php if(!empty($config->sso->redirect)) js::set('ssoRedirect', $config->sso->redirect);?>
 <?php $isProgram = (zget($lang->navGroup, $app->rawModule) == 'program');?>
+<?php $isSystem  = (zget($lang->navGroup, $app->rawModule) == 'system');?>
 <div id='menu'>
   <nav id='menuNav'><?php commonModel::printMainNav($app->rawModule);?></nav>
   <div id='menuFooter'>
@@ -26,6 +27,7 @@ if($extHookFiles) foreach($extHookFiles as $extHookFile) include $extHookFile;
     <div class='container'>
       <div id='heading'>
         <?php if($isProgram) echo $this->loadModel('program')->getSwapper($this->program->getPairs(), $this->session->program, $app->rawModule, $app->rawMethod);?>
+        <?php if($isSystem)  echo $this->loadModel('custom')->getSwapper();?>
       </div>
       <nav id='navbar'><?php commonModel::printMainmenu($app->rawModule, $app->rawMethod);?></nav>
       <div id='toolbar'>
diff --git a/module/custom/model.php b/module/custom/model.php
index daef25fdd3..5ac30bf99f 100644
--- a/module/custom/model.php
+++ b/module/custom/model.php
@@ -361,6 +361,25 @@ class customModel extends model
         return $allMenu ? self::setMenuByConfig($allMenu, $customMenu) : null;
     }
 
+    /**
+     * Get system swapper. 
+     * @param  string $module
+     * @param  string $method
+     * @access public
+     * @return array
+     */
+    public function getSwapper()
+    {
+        $current = (isset($_COOKIE['systemModel']) and $_COOKIE['systemModel'] == 'scrum') ? 'scrum' : 'cmmi'; 
+        $link    = (isset($_COOKIE['systemModel']) and $_COOKIE['systemModel'] == 'scrum') ? html::a(helper::createLink('custom', 'setcmmi'), 'CMMI') : html::a(helper::createLink('custom', 'setscrum'), 'SCRUM');
+
+        $output  = "<div class='btn-group' id='swapper'><button data-toggle='dropdown' type='button' class='btn btn-limit' title='{$current}'>{$current} <i class='icon icon-swap'></i></button>";
+        $output .= "<ul class='dropdown-menu'><li>" . $link . "</li></ul>";
+        $output .= "</div>";
+
+        return $output;
+    }
+
     /**
      * Merge shortcut query in featureBar.
      *