public DataTable GetTableFields(string tableName)
 {
     using (CommonServiceClient client = SoapClientFactory.CreateCommonServiceClient())
     {
         byte[] loginTicket  = WebServiceSecurity.EncryptLoginer(Loginer.CurrentUser);
         byte[] receivedData = client.GetTableFields(loginTicket, tableName);
         return(ZipTools.DecompressionDataSet(receivedData).Tables[0]);
     }
 }