querySelectorAll
HTML
<div id="hi">
<div class="hello">
<span>Hello</span>
</div>
</div>
JavaScript
// Create a polyfill for querySelectorAll
// First rev: support classes, ids, and child descendants
function querySelectorAll(querySelectorString) {
var splitString = querySelectorString.split(' ');
for (var i=0; i<splitString.length; i++) {
}
}