jellyfin-web/src/components/loading/loading-legacy.js

define(['require', 'css!./loading-legacy'], function (require) {
    'use strict';

    var loadingElem;

    return {
        show: function () {
            var elem = loadingElem;

            if (!elem) {

                elem = document.createElement("img");
                elem.src = require.toUrl('.').split('?')[0] + '/loader2.gif';

                loadingElem = elem;

                elem.classList.add('loading-spinner');

                document.body.appendChild(elem);
            }

            elem.classList.remove('hide');
        },
        hide: function () {
            var elem = loadingElem;

            if (elem) {

                elem.classList.add('hide');
            }
        }
    };
});