function getToken() {
    /* à changer en fonction*/
    var client = "APgO9xOxNU2JHoM1fRIIEvb21t6Z4DmAERjZ1KK0"
    var key = "VSJ8ES4OuxLUyZw1ilSZno2serxrB8caybbpq0E1DHFenV6TEC4yYTYEVtl1WHuweHI3rutZkMiggxPYmC7qWKXr7hXDU0DcUxvy5bVK2uQallJCr5kQqNJdxn2VdrEd"
    var url = "http://127.0.0.1:8001"


    var key64 = btoa(client+':'+key)
    var ident = document.getElementById("ident").value;
    var password = document.getElementById("psswd").value;

    xhr = new XMLHttpRequest();

    xhr.open('POST', url+'/o/token/');
    xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest')
    xhr.setRequestHeader('authorization', 'Basic ' + key64)
    xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded')
    xhr.onreadystatechange = function() {
        if (xhr.status === 200) {
            try {
                info = JSON.parse(xhr.responseText)
                if(info.hasOwnProperty('access_token')){
                  var token = info.access_token
                  document.getElementById("form-messages").innerHTML="plouf"
                }else{
                  document.getElementById("form-messages").innerHTML="Erreur de connexion 1"
                }
            } catch(e) {
                document.getElementById("form-messages").innerHTML=e
                console.log(e)
            }
        }else{
            document.getElementById("form-messages").innerHTML="Erreur de connexion 3"
        }
    };
    xhr.send('grant_type=password&username='+ident+'&password='+password+'&scope=read write&client_id='+client);
  }