RegisterKey

public string ReadRegisterKey()

{

            string sPW = "";

            RegistryKey Reg = Registry.CurrentUser.OpenSubKey("Software", true);

            string[] ssNames = Reg.GetSubKeyNames();

            sPW = System.Convert.ToString(Registry.GetValue("HKEY_CURRENT_USER\\Software\\foxlink", "admin", ""));

            if (sPW == "") sPW = "admin";

            return sPW.Trim();

}

 public bool WriteRegisterKey(string sPW)

        {

            RegistryKey Reg = Registry.CurrentUser.OpenSubKey("Software", true);

            Registry.SetValue("HKEY_CURRENT_USER\\Software\\foxlink", "admin", sPW, RegistryValueKind.String);

            return true;

        }