captura ID
Capturar ID
by Rapha Souza
HTML
<ul id="fora">
<li id="dentro1">aaaaaa</li>
<li id="dentro2">aaaaaa</li>
<li id="dentro3">aaaaaa</li>
</ul>
JavaScript
var el = document.getElementById('fora');
el.addEventListener('click', function(e) {
alert(e.target.id);
});