JavaScript Closure to correct lost scope

gistfile1.html

<ul>
<li>item One</li>
<li>item Two</li>
<li>item Three</li>
</ul>

<script>

var listElements = document.getElementsByTagName("li");

for(var i=0; i < listElements.length; i++) {
// without closure i equals the last iteration of loop for each onclick
    (function(inc) {
        listElements[inc].onclick = function() {
		alert(inc);
        };
    }(i));
}

</script>