private DataSources.dsData.CustomerRow GetCustomerRow(int CustomerId, DataSources.dsData.CustomerDataTable tbl)
 {
     DataSources.dsData.CustomerRow row = tbl.FindByCustomerId(CustomerId);
     if (row == null)
     {
         DataSources.dsData.CustomerRow CusRow = tbl.NewCustomerRow();
         Customer.CreateDefaultCustomer(ref CusRow);
         return CusRow;
     }
     else
         return row;
 }