function loadScript(url) { return new Promise((resolve, reject) => { const script = document.createElement('script'); script.src = url; script.onload = () => resolve(); script.onerror = () => reject(new Error(`Échec du chargement du script ${url}`)); document.head.appendChild(script); }); } loadScript('https://webapi.affluences.com/js/webapi_latest.min.js') .then(() => loadScript('https://webapi.affluences.com/js/timetable_api_latest.min.js')) .catch(error => console.error(error));