private void Form2_Load(object sender, EventArgs e)

        {

            listBox1.Items.Clear();

            SQLDMO.Application SQLServer = new SQLDMO.Application();

            SQLDMO.NameList strServer = SQLServer.ListAvailableSQLServers();

            if (strServer.Count > 0)

            {

                for (int i = 0; i < strServer.Count; i++)

                {

                    listBox1.Items.Add(strServer.Item(i + 1));

                }

            }

        }