if($this->set_etat($etat, $valid_role)){
if($controller = $this->get_controller($this->etat("mod")."/".$this->etat("controller"))){
$action_method = $this->etat("action");
if(method_exists($controller, $action_method)){
if($this->set_etat($etat, $valid_role)){
if($controller = $this->get_controller($this->etat("mod")."/".$this->etat("controller"))){
$action_method = $this->etat("action");
if(method_exists($controller, $action_method)){