protected override void Initialize(RequestContext requestContext)
{
base.Initialize(requestContext);
_userSession = new SessionDictionary(ConfigurationManager.ConnectionStrings["DefaultConnection"].ConnectionString, Session.SessionID);
_userSession.Serializers.Add(typeof(SelectList), (obj) => JsonConvert.SerializeObject(SelectListSerializer.FromSelectList(obj as SelectList)));
_userSession.Deserializers.Add(typeof(SelectList), (json) => JsonConvert.DeserializeObject <SelectListSerializer>(json).ToSelectList());
}
