Yii. How to add search form to CMenu?

Question

Yii

There is a menu widget:

<?php $this->widget('zii.widgets.CMenu',array(
      'items'=>array(
        array('label'=>'Сообщество', 'url'=>'', 'linkOptions' => array('target' => '_blank' )),
        array('label'=>'Поддержка', 'url'=>array('')),
        array('url'=>Yii::app()->getModule('user')->logoutUrl, 'label'=>Yii::app()->getModule('user')->t("Logout").' ('.Yii::app()->user->name.')', 'visible'=>!Yii::app()->user->isGuest),
        array('url'=>Yii::app()->getModule('user')->profileUrl, 'label'=>Yii::app()->getModule('user')->t("Profile"), 'visible'=>!Yii::app()->user->isGuest),
        array('url'=>Yii::app()->getModule('user')->registrationUrl, 'label'=>Yii::app()->getModule('user')->t("Register"), 'visible'=>Yii::app()->user->isGuest),
        array('url'=>Yii::app()->getModule('user')->loginUrl, 'label'=>Yii::app()->getModule('user')->t("Login"), 'visible'=>Yii::app()->user->isGuest),
        array('label'=>'Язык', 'url'=>array('')),
      ),
    )); ?>

How to add a search form to the middle of the menu?