https://umu.ac.ug/new/wp-content/plugins/umu-hostels-directory/public/js/umu-public-carousel.js?ver=2.5

1document.addEventListener('DOMContentLoaded', function () {
2    document.querySelectorAll('.umu-carousel').forEach(function (carousel) {
3        var slides = carousel.querySelectorAll('.umu-carousel-slide');
4        var dots = carousel.querySelectorAll('.umu-dot');
5        var index = 0;
6
7        if (slides.length < 2) return; // nothing to slide
8
9        function show(i) {
10            slides.forEach(function (s) { s.classList.remove('active'); });
11            dots.forEach(function (d) { d.classList.remove('active'); });
12            slides[i].classList.add('active');
13            if (dots[i]) dots[i].classList.add('active');
14            index = i;
15        }
16
17        var prevBtn = carousel.querySelector('.umu-carousel-prev');
18        var nextBtn = carousel.querySelector('.umu-carousel-next');
19
20        if (prevBtn) {
21            prevBtn.addEventListener('click', function () {
22                show((index - 1 + slides.length) % slides.length);
23            });
24        }
25        if (nextBtn) {
26            nextBtn.addEventListener('click', function () {
27                show((index + 1) % slides.length);
28            });
29        }
30        dots.forEach(function (dot, i) {
31            dot.addEventListener('click', function () { show(i); });
32        });
33    });
34});