private async void LoadLocales()
        {
            locales = await AvailableLanguages.getLocales("", CloureManager.lang);

            btnSubscribePremium.Content = locales.GetNamedString("subscribe_premium");
            txtAccountAddOn.Content     = locales.GetNamedString("forget_session");
        }
        private async void LoadLocales()
        {
            JsonObject json_res = await AvailableLanguages.getLocales("invoicing", CloureManager.lang);

            txtAdvice.Text                = json_res.GetNamedString("press_f2_to_finish");
            tbDatePrompt.Text             = json_res.GetNamedString("date");
            tbCompanyBranchPrompt.Text    = json_res.GetNamedString("branch");
            tbReceiptType.Text            = json_res.GetNamedString("receipt_type");
            tbCustomerPrompt.Text         = json_res.GetNamedString("customer");
            tbCustomerNamePrompt.Text     = json_res.GetNamedString("customer_name");
            tbSaldoPrompt.Text            = json_res.GetNamedString("balance");
            tbProductsServicesPrompt.Text = json_res.GetNamedString("products_services");
            tbQuantityPrompt.Text         = json_res.GetNamedString("quantity");
            tbProductPrompt.Text          = json_res.GetNamedString("product_service");
            tbObservationsPrompt.Text     = json_res.GetNamedString("observations");
        }