let current_moment = null; document.addEventListener("DOMContentLoaded", function(){ current_moment = moments[0]; let moment_current_image = document.getElementById("moment_current_image"); moment_current_image.src = "/streams/" + streamName + "/" + watchAreaName + "/" + current_moment[0]; let moment_slider = document.getElementById("moment_slider"); moment_slider.max = current_moment.length - 1; moment_slider.value = 0; moment_slider.addEventListener("change", e => { moment_current_image.src = "/streams/" + streamName + "/" + watchAreaName + "/" + current_moment[moment_slider.value]; }); });