public function delete($name, $path = '/', $domain = '', $secure = false, $http_only = false)
{
$success = $this->set($name, null, -10, $path, $domain, $secure, $http_only);
$this->_deleted_cookies[$name] = $name;
if (isset($this->_cookies[$name])) {
unset($this->_cookies[$name]);
}
return $success;
}