);
                    mediaDataSource[field] = checkbox.checked;
                }
                mediaDataSource['url'] = document.getElementById('sURL').value;
                console.log('MediaDataSource', mediaDataSource);
                flv_load_mds(mediaDataSource);
            }
        }

        function flv_load_mds(mediaDataSource) {
            var element = document.getElementsByName('videoElement')[0];
            if (typeof player !== "undefined") {
                if (player != null) {
  