public ActionResult kundeListe()
 {
     var kundeDb = new VareBLL();
     List<Kunde> alleKunder = kundeDb.hentAlle();
     if (Session["Innlogget"] == null)
     {
         Session["Innlogget"] = false;
         ViewBag.Innlogget = false;
     }
     else
        {
         ViewBag.Innlogget = (bool)Session["Innlogget"];
         bool ok = (bool)Session["Innlogget"];
         if (ok) return View(alleKunder);
     }
     return RedirectToAction("Home");
 }