old_contents: (function($) {
      'use strict';
  
      // document load event
      $(document).ready(function() {
  
          // initialize swiper when document ready
          // http://idangero.us/swiper/api/
          $('.js__news-carousel').swiper({
              nextButton: '.js__news-carousel__btn-next',
              prevButton: '.js__news-carousel__btn-prev',
              pagination: '.js__news-carousel__pagination',
              paginationClickable: true,
              slidesPerView: 4,
              preloadImages: false,
              roundLengths: true,
              spaceBetween: 30,
  
              // Responsive breakpoints
              breakpoints: {
  
                  // when window width is <= 480px
                  500: {
                      slidesPerView: 1
                  },
                  // when window width is <= 768px
                  767: {
                      slidesPerView: 2
                  },
                  // when window width is <= 992px
                  991: {
                      slidesPerView: 3
                  },
                  // when window width is <= 1199px
                  1199: {
                      slidesPerView: 4
                  }
              }
          });
      });
  
  })(jQuery);
  
new_contents: (function($) {
      'use strict';
  
      // document load event
      $(document).ready(function() {
  
          // initialize swiper when document ready
          // http://idangero.us/swiper/api/
          $('.js__news-carousel').swiper({
              nextButton: '.js__news-carousel__btn-next',
              prevButton: '.js__news-carousel__btn-prev',
              pagination: '.js__news-carousel__pagination',
              paginationClickable: true,
              slidesPerView: 4,
              preloadImages: false,
              spaceBetween: 30,
  
              // Responsive breakpoints
              breakpoints: {
  
                  // when window width is <= 480px
                  500: {
                      slidesPerView: 1
                  },
                  // when window width is <= 768px
                  767: {
                      slidesPerView: 2
                  },
                  // when window width is <= 992px
                  991: {
                      slidesPerView: 3
                  },
                  // when window width is <= 1199px
                  1199: {
                      slidesPerView: 4
                  }
              }
          });
      });
  
  })(jQuery);
  
subject: update news carousel js config