addEventListener
HTML
<div id="click-doc">
</div>
<div id="click-win">
</div>
CSS
#click-doc {
width: 100px;
height: 100px;
background: red;
}
#click-win {
width: 100px;
height: 100px;
background: blue;
}
JavaScript
document.getElementById('click-doc').addEventListener('click', function() {
alert('doc');
}, {'capture': true});
window.getElementById('click-win').addEventListener('click', function() {
alert('win');
}, {'capture': true});