docs: function nextStepHandler(e, currency, amount, givingType, cartId, clientId, rowID) {
        e.preventDefault();
        var url = "https://donation.comicrelief.com/";
        var getUrl =  $('#paragraph--membership-signup-0').data("donation-url");
        var donationLink = getUrl ? getUrl : url;
    
        /* Affiliate value */
        var affiliateValue = getQueryString("affiliate", url_string)? getQueryString("affiliate", url_string) : 'generic';
        
        /* Strip out all params now we've saved our required 'affiliate' value */
        if (url_string.indexOf('?') > -1 ) {
          url_string = url_string.substring(0, url_string.indexOf('?'));
        }
        /* Redirect user to donation */
        redirect(donationLink + "?clientOverride=" + clientId + "&amount=" + amount + "&currency=" + currency + "&givingType=" + givingType + "&cartId=" + cartId + "&affiliate=" + affiliateValue + "&siteurl=" + url_string + '&rowID=' + rowID + '&moneybuy=' + submitNameID);
      }