public void ExecuteEvent(string eventAlias, ItemIdentifier itemId, SerializableDictionary<string, string> parameters)
        {
            //encrypt login and password
            string loginName = "";
            string pass = "";
            getloginAndPass(UserId, ref loginName, ref pass);
            string _url = getWSUrl(this.Url);

            RevisionLog.Instance.AddItemEntry(itemId, this.GetType(), "EventManager", "Executing event" + eventAlias, LogItemEntryType.Information);

            RepositoryWebservice repo = new RepositoryWebservice(_url);
            repo.Execute(this.SessionKey, eventAlias, itemId, null, loginName, pass);
            repo.Dispose();
        }