/// <summary>
/// 获取新增客户编号
/// </summary>
private void GetCustomerNo()
{
BLL.Argument bllArgument = new BLL.Argument();
DataTable dt = bllArgument.GetList("type = '客户编号'").Tables[0];
string str = dt.Rows[0][1].ToString();
BLL.Customer bllCustomer = new BLL.Customer();
txtNO.Text = str + bllCustomer.GetMaxID();
}