docs: function checkCookie() {
  
        var checkCookieValues = (document.cookie.match(/^(?:.*;)?\s*mship-previous-amount\s*=\s*([^;]+)(?:.*)?$/)||[,null])[1];
  
        if (checkCookieValues) {
          // Split out our return string to the two values we need
          checkCookieValues = checkCookieValues.split('?');
          var thisID = checkCookieValues[0];
          var thisBtnPos = checkCookieValues[1];
  
          // Remove the cookie, as the next submission will set a new one
          updateCookie(thisID, thisBtnPos, 'remove');
  
          // Fire off a 'removeFromBasket' event
          dataLayer_updateBasket(thisID, thisBtnPos, 'remove');
        }
      }