//模板常量

            $dirStr=dirname($_SERVER['SCRIPT_NAME']);

            $dirStr=$dirStr=='\\'?NULL:$dirStr;

            $appPath = 'http://'.$_SERVER["HTTP_HOST"].$dirStr.$appUrl;

            $appUrl = WebRoot.'/';

            $this->view->assign('APP_URL',$appUrl);

            $this->view->assign('APP_PATH',$appPath);

<link href="{<$APP_PATH>}V/common/css/style.css" rel="stylesheet" type="text/css" />