public function getUrlRacine()
    {
        $protocol = empty($_SERVER["HTTPS"])?"http":"https";
        if (isset($_SERVER["SERVER_NAME"])) {
            $dirname=dirname($_SERVER["PHP_SELF"]);
            if (basename($dirname)=="script") {
                $dirname = dirname($dirname);
            }
        } else {
            $dirname="";
        }
        $url =$protocol."://".$this->getNomServeur().
        $dirname;
        if ($dirname!="/") {
            $url.="/";
        }
        return $url;
    }