DOM Element wrapper
<!doctype html>
<html>
<head><title>Event tests</title></head>
<script src="../build/build.js"></script>
<body>
<h1 id='header'>Elem tests</h1>
<div id="test">Test element</div>
<div id="test2">
<ul class="something">
<li id="cat">cat</li>
<li id="dog">dog</li>
</ul>
</div>
<script>
$ = require('elem');
$('#test').html("Hello world!");
$('#test2').on('click',function(e){alert('hello ' + e.id)});
</script>
</body>
</html>