var btnEnLigne = document.querySelector(".formation-nav li.active a"); btnEnLigne.innerHTML = "Inscription en ligne"; var lienDownload = document.querySelector(".formation_sidebar_msg a").href; var btnDownload= "Télécharger le bulletin"; var formaNav= document.querySelector(".formation-nav"); formaNav.innerHTML += "

"+btnDownload+"

"; var lienBulletin= document.querySelector('#lienBulletin'); lienBulletin.addEventListener('click', function(event) { event.preventDefault(); window.open(lienDownload, '_blank'); }); document.querySelector(".formation_sidebar_msg").style.display="none";