def post(request):
    turno = Turno(
                        cajero   = request.POST["nombre"],
                        fecha_inicio = datetime.now(),
                        fecha_fin = datetime.now(),
                        ajuste = None
                 )
    
    turno.save()

    return HttpResponse(simplejson.dumps( turno.resumen()), content_type = 'application/javascript; charset=utf8')
def loguear(request):
    username = request.POST['username']
    password = request.POST['password']
    user = authenticate(username=username, password=password)
    if user is not None:
        if user.is_active:
            login(request, user)
            turno = Turno(cajero=username, fecha_inicio=datetime.now(), fecha_fin=None, ajuste=None)
            turno.save()

    return redirect(reverse('index'))