https://ne-expo.com/js/spnsrs.js?v=U_NMVx92xmvZ70ynJYQ4iC1amFuK5upYcPE9vgKwFOE

1$(function () {
2    if (typeof (__sponsors) === "undefined") return;
3
4    var target = document.querySelector('.sponsors__block');
5    var take = 6;
6    var current = 0;
7    
8    function createSet() {
9        
10        var links = [];
11        for (var i = 0; i < take; i++) {
12            var idx = (current * take + i) % __sponsors.length;
13            var obj = __sponsors[idx];
14
15            var a = document.createElement('a');
16            a.href = obj.href;
17            var img = new Image();
18            img.src = obj.src;//'/img/sponsors/' + obj.file + '?width=160&height=70&rmode=pad&bgcolor=FFFFFF';
19            img.style.display = "none";
20            a.appendChild(img);
21            links.push(a);
22        }
23        current++;
24        return links;
25    }
26
27    //var links = createSet();
28    //for (var i = 0; i < links.length; i++) {
29    //    var a = target.querySelectorAll('a');
30    //    var newNode = links[i];
31    //    target.replaceChild(newNode, a[i]);
32    //    $(newNode).find('img').fadeIn('slow');
33    //}
34
35    //links.forEach(function (x) {
36    //    //_t[0].appendChild(x);
37    //});
38
39    function setupLinks() {
40        var links = createSet();
41        var timeouts = [];
42        for (var i = 0; i < links.length; i++) {
43            timeouts.push(i * 100);
44        }
45        timeouts = shuffle(timeouts);
46        for (var i = 0; i < links.length; i++) {
47            window.setTimeout(createfunc(i), timeouts[i]);
48        }
49
50        function createfunc(i) {
51            return function () {
52                var a = target.querySelectorAll('a');
53                var newNode = links[i];
54                var oldNode = a[i];
55
56                $(oldNode).find('img').fadeOut('fast',
57                    function () {
58                        target.replaceChild(newNode, oldNode);
59                        $(newNode).find('img').fadeIn('slow');
60                    });
61            };
62        }
63    }
64
65    function shuffle(array) {
66        var currentIndex = array.length, temporaryValue, randomIndex;
67
68        // While there remain elements to shuffle...
69        while (0 !== currentIndex) {
70
71            // Pick a remaining element...
72            randomIndex = Math.floor(Math.random() * currentIndex);
73            currentIndex -= 1;
74
75            // And swap it with the current element.
76            temporaryValue = array[currentIndex];
77            array[currentIndex] = array[randomIndex];
78            array[randomIndex] = temporaryValue;
79        }
80
81        return array;
82    }
83
84    setupLinks();
85    window.setInterval(setupLinks, 5000);
86});
87
88$(function () {
89    runSponsors('.sponsors__top__items > a', 4);
90    runSponsors('.sponsors__top__items-mobile > a', 2);
91});
92
93function runSponsors(elems, portionLength) {
94    var _a = $(elems);
95    // split array into portions
96    var portions = [];
97
98    for (var i = 0; i < _a.length; i++) {
99        var portion = [];
100
101        for (var k = 0; k < portionLength; k++) {
102            var el = _a[i];
103            if (el) {
104                portion.push(el);
105            }
106            i++;
107        }
108        if (portion.length < portionLength) {
109            // this is last portion
110            // add some more to this portion
111            if (portions.length >= 3) {
112                // we should be able to pick more elements from 2nd portion
113                // 0..[1]..2..3<-current
114                var donorPortion = portions[1];
115                for (var m = 0; portion.length < portionLength; m++) {
116                    portion.push(donorPortion[m]);
117                }
118                portions.push(portion);
119            } else {
120                // do not add this portion, we can't fill it to 4
121            }
122        } else {
123            portions.push(portion);
124        }
125
126    }
127
128    var currentPortionIndex = 0;
129    window.setInterval(function () {
130        var newPortionIndex = currentPortionIndex + 1;
131        if (newPortionIndex >= portions.length) {
132            newPortionIndex = 0;
133        }
134        if (newPortionIndex !== currentPortionIndex) {
135
136            var displayPortion = portions[newPortionIndex];
137            var hidePortion = portions[currentPortionIndex];
138
139
140            $(hidePortion).fadeOut('slow', function () { $(displayPortion).fadeIn(); });
141
142            currentPortionIndex = newPortionIndex;
143        }
144    }, 5000);
145}