private void Search()
        {
            try
            {
                UserAgentsPicker FormUserAgentPicker = new UserAgentsPicker();

                FormUserAgentPicker.Closed += new EventHandler(FormUserAgentPicker_Closed);
                FormUserAgentPicker.Show();
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        private void Creer_Click(object sender, RoutedEventArgs e)
        {
            try
            {
                UserAgentsPicker FormUserAgentPicker = new UserAgentsPicker();

                FormUserAgentPicker.Closed += new EventHandler(FormUserAgentPicker_Closed);
                FormUserAgentPicker.RecherchePourGroupeValidation = true;
                FormUserAgentPicker.Show();
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }