code: function updatePricesTo(ccy) {
      var yearly = price.yearly.value * fx[ccy].rate;
      var monthly = price.monthly.value * fx[ccy].rate;
  
      if (ccy !== 'GBP') {
        yearly = yearly | 0;
        monthly = monthly | 0;
      }
  
      var discount = price.discount.value * fx[ccy].rate | 0;
      price.yearly.el.html(fx[ccy].symbol + yearly);
      price.monthly.el.html(fx[ccy].symbol + monthly);
      price.discount.el.html(fx[ccy].symbol + discount);
    }
docs: fx.EUR.rate = 1 / 0.888684; fx.USD.rate = 1 / 0.888684 / (1 / 1.138751);