public static void SetBusy(Int32 contactId, bool isBusy, Int32 callId)
{
ContactStateDSTableAdapter ta = new ContactStateDSTableAdapter();
ta.Connection.ConnectionString = UcConnection.ConnectionString;
System.Nullable <Int32> call_id = Helper.ResolveEmptyInt(callId);
ta.SetBusy(contactId, isBusy, call_id);
}
