public function __call($method, $args)
{
if (method_exists($this, $method)) {
return call_user_func_array($callback, $args);
}
$callback = array(&$this->_smarty, $method);
if (is_callable($callback)) {
return call_user_func_array($callback, $args);
} else {
return parent::__call($method, $args);
}
}