public function _run()
{
foreach ($this->getVars() as $key => $val) {
$this->smarty->assign($key, $val);
}
$this->smarty->assign('view', $this);
$this->smarty->assign('gimme', $this->smarty->context());
$file = array_shift(func_get_args());
$this->smarty->display($file);
}