void OnButtonClicked (object sender, EventArgs e)
		{
			if ((rateEntry.Text != null) && (valueEntry.Text != null)) {
				decimal rate = decimal.Parse (rateEntry.Text);
				decimal value = decimal.Parse (valueEntry.Text);
				var flib = new ConvertCurrency.ConvertCurrency (rate, value);

				amountLabel.Text = flib.ConvertedCurrency.ToString ();
			} else {
				amountLabel.Text = "Be sure to enter a rate and a dollar amount!";
			}
		}
        void OnButtonClicked(object sender, EventArgs e)
        {
            if ((rateEntry.Text != null) && (valueEntry.Text != null))
            {
                decimal rate  = decimal.Parse(rateEntry.Text);
                decimal value = decimal.Parse(valueEntry.Text);
                var     flib  = new ConvertCurrency.ConvertCurrency(rate, value);

                amountLabel.Text = flib.ConvertedCurrency.ToString();
            }
            else
            {
                amountLabel.Text = "Be sure to enter a rate and a dollar amount!";
            }
        }