645     /**646      * Redirects the browser to the specified URL.647      * @param string $url URL to be redirected to. If the URL is a relative one, the base URL of648      * the application will be inserted at the beginning.649      * @param boolean $terminate whether to terminate the current application650      * @param integer $statusCode the HTTP status code. Defaults to 302. See {@link http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html}651      * for details about HTTP status code. This parameter has been available since version 1.0.4.652      */653     public function redirect($url,$terminate=true,$statusCode=302)654     {655         if(strpos($url,'/')===0)656             $url=$this->getHostInfo().$url;657         header('Location: '.$url, true, $statusCode);658         if($terminate)659             Yii::app()->end();660     }661 662     /**663      * Returns the user preferred language.664      * The returned language ID will be canonicalized using {@link CLocale::getCanonicalID}.665      * This method returns false if the user does not have language preference.666      * @return string the user preferred language.667      */668     public function getPreferredLanguage()669     {