javascript - Isotope sorting issue on IE -

i having issue isotope sorting on ie. works except sorting, in 1 horizontal line, see attachment below that.

http://prntscr.com/7oadmb

so here code initialize isotope, few filtering stuff, animation items, , adding opacity , class item.

(function($) {     window.onload = function() {          // animation items         $('.work .item').each(function(i) {             var item = $(this);             settimeout(function() {                 item.addclass('is-showing');                  settimeout(function() {                     item.removeclass('hidden is-showing');                 }, 700);              }, 150 * (i + 1));         });      };      $.fn.hidereveal = function(options) {         options = $.extend({             timeout: 1000,             filter: '*',             hiddenstyle: {                 opacity: 0.2             },             visiblestyle: {                 opacity: 1             },         }, options);          var = this;          that.each(function() {             var $items = $(this).children();             var $visible = $items.filter(options.filter);             var $hidden = $items.not(options.filter);             // reveal visible             $visible.animate(options.visiblestyle, options.timeout);             $visible.addclass("visible-item");             // hide hidden             $hidden.animate(options.hiddenstyle, options.timeout);             $hidden.removeclass("visible-item");              if (options.filter == '*') {                 jquery('.visible-item').removeclass('visible-item');             }         });           settimeout(function() {              that.isotope({                 getsortdata: {                     visible: function(elem) {                         return !$(elem).hasclass("visible-item");                     }                 },                 sortby: 'visible'             })              that.isotope("updatesortdata");             that.isotope({                 sortby: 'visible'             });          }, options.timeout);       };      $(function() {          var $container = $('#isotope-list');         $container.imagesloaded( function(){         $container.isotope({             itemselector: '.item',             layoutmode: 'masonry',             sortascending: true         });       });          // bind filter button click         $('#filters').on('click', 'a', function() {             var filtervalue = $(this).attr('data-filter');              $container.hidereveal({                 filter: filtervalue,                 timeout: 500             });         });          // change is-checked class on buttons         $('#filters').each(function(i, buttongroup) {             var $buttongroup = $(buttongroup);             $buttongroup.on('click', 'a', function() {                 $buttongroup.find('.selected').removeclass('selected');                 $(this).addclass('selected');             });         });      }); 

you need http://imagesloaded.desandro.com/ same author,

good luck! :)