public function actionUploadAvartar()
 {
     $id = Yii::app()->request->getParam('id', 0);
     $type = Yii::app()->request->getParam('type', 'channel');
     if ($type == 'genre') {
         $pathUpload = self::_PATH_ICONS_UPLOAD . "genre" . DS;
     } elseif ($type == 'collection') {
         $pathUpload = self::_PATH_ICONS_UPLOAD . "collection" . DS;
     } elseif ($type == 'playlist') {
         $pathUpload = self::_PATH_ICONS_UPLOAD . "playlist" . DS;
     } elseif ($type == 'album') {
         $pathUpload = self::_PATH_ICONS_UPLOAD . "album" . DS;
     } else {
         $pathUpload = self::_PATH_ICONS_UPLOAD . "channel" . DS;
     }
     Yii::import("ext.EAjaxUpload.qqFileUploader");
     $allowedExtensions = array("png");
     //array("jpg","jpeg","gif","exe","mov" and etc...
     $sizeLimit = 100 * 1024 * 1024;
     // maximum file size in bytes
     $uploader = new qqFileUploader($allowedExtensions, $sizeLimit);
     $result = $uploader->handleUploadRadio($pathUpload, $id);
     if ($result['success']) {
         $result['data'] = self::_URL_ICONS_RADIO . $type . '/' . $result['filename'];
     } else {
         $result['data'] = '';
     }
     echo CJSON::encode($result);
 }