Solution for update and reset button
examples/javascript/event_new_update_reset.html
<button>Click me</button> <script> var btn = document.getElementsByTagName('button')[0]; btn.addEventListener('click', function(e) { console.log(e); document.getElementsByTagName('button')[0].innerHTML = 'Clicked'; setTimeout(function() { document.getElementsByTagName('button')[0].innerHTML = 'Click me again'; }, 2000); } ); </script>