private async void getBalance() { double balance = 0; string title = null; if (radioButton2Captcha.IsChecked == true) { _2Captcha twoCaptcha = new _2Captcha(Manager.myKey, Manager.siteKey); balance = await twoCaptcha.getBalance(); title = "2Captcha"; } else if (radioButtonAntiCaptcha.IsChecked == true) { AntiCaptcha antiCaptcha = new AntiCaptcha(Manager.myKey, Manager.siteKey); balance = antiCaptcha.getBalance(); title = "Anti-Captcha"; } await this.ShowMessageAsync(title, "Balance " + balance, MessageDialogStyle.Affirmative); }