imageZoom

imageZoom: {
        init: function(){
      Reqs.pannZoom();
      
      $('.product-image-img').on('click', function(){
        var image_url = $(this).closest('.product-image').attr('data-bg-src') || $(this).closest('.product-image').attr('data-image');
        imageZoom.image(image_url);
      });
    },
    image: function(url){
      var modal = $('.mobile-zoom-overlay'),
        modal_img = new Image();
      modal_img.src = url;
      modal.append(modal_img);
      $(modal_img).load(function(){
        var $img = $(this),
          img_height = $img.height(),
          img_position = (($(window).innerHeight() - img_height)/2);
        $img.css('top', img_position);
        modal.addClass('is-visible');
        $img.addClass('fade-in');
        $img.panzoom();
        // var data = 'window: '+$(window).height()+', img: '+img_height+', pos: '+img_position;
        // alert(data);
      });
      $('.js-MobileZoom-close').on('click', function(){
        imageZoom.hide(modal);
      });
    },
    hide: function(modal){
      modal.addClass('is-hiding');
      setTimeout(function(){
        modal.removeClass('is-hiding is-visible');
        modal.find('img').panzoom('destroy').remove(); // kill zoom and remove <img>
      }, 300);
    }
  }
}