http://www.blogosphera.net/wp-content/themes/education-way/assets/js/custom.isotope.js?ver=1791457219

1(function($){
2    'use strict';
3    jQuery(window).load(function() {	
4	
5	
6	// external js: isotope.pkgd.js
7
8
9	// init Isotope
10	var $grid = $('.course-items').isotope({
11		itemSelector: '.item',
12		layoutMode: 'fitRows',
13		getSortData: {
14			name: '.name',
15			symbol: '.symbol',
16			number: '.number parseInt',
17			category: '[data-category]',
18			weight: function( itemElem ) {
19				var weight = $( itemElem ).find('.weight').text();
20				return parseFloat( weight.replace( /[\(\)]/g, '') );
21			}
22		}
23	});
24
25	var $grid1 = $('.gallery-items').isotope({
26		itemSelector: '.item',
27		layoutMode: 'fitRows',
28		getSortData: {
29			name: '.name',
30			symbol: '.symbol',
31			number: '.number parseInt',
32			category: '[data-category]',
33			weight: function( itemElem ) {
34				var weight = $( itemElem ).find('.weight').text();
35				return parseFloat( weight.replace( /[\(\)]/g, '') );
36			}
37		}
38	});
39
40
41	// filter functions
42	var filterFns = {
43	  // show if number is greater than 50
44	  numberGreaterThan50: function() {
45		var number = $(this).find('.number').text();
46		return parseInt( number, 10 ) > 50;
47	  },
48	  // show if name ends with -ium
49	  ium: function() {
50		var name = $(this).find('.name').text();
51		return name.match( /ium$/ );
52	  }
53	};
54
55	// bind filter button click
56	$('#filters').on( 'click', 'button', function() {
57	  var filterValue = $( this ).attr('data-filter');
58	  // use filterFn if matches value
59	  filterValue = filterFns[ filterValue ] || filterValue;
60	  $grid.isotope({ filter: filterValue });
61	  $grid1.isotope({ filter: filterValue });
62	});
63
64	// bind sort button click
65	$('#sorts').on( 'click', 'button', function() {
66	  var sortByValue = $(this).attr('data-sort-by');
67	  $grid.isotope({ sortBy: sortByValue });
68	  $grid1.isotope({ sortBy: sortByValue });
69	});
70
71	// change is-checked class on buttons
72	$('.button-group').each( function( i, buttonGroup ) {
73	  var $buttonGroup = $( buttonGroup );
74	  $buttonGroup.on( 'click', 'button', function() {
75		$buttonGroup.find('.is-checked').removeClass('is-checked');
76		$( this ).addClass('is-checked');
77	  });
78	});
79	  
80    });
81}(jQuery));