window.formatTime = function (timeStr) { const date = new Date(timeStr); return date.toLocaleString(); } document.addEventListener('DOMContentLoaded', function () { const elements = document.getElementsByClassName('to-local-time'); for (let element of elements) { const innerText = element.innerText; if (element.firstChild) { element.replaceChild(document.createTextNode(window.formatTime(innerText)), element.firstChild); } else { element.appendChild(document.createTextNode('-')); } } });