/*
	Adds the "last" class to every third project thumb.
*/
function alignProjectThumbs() {
	var projectThumbs = $$('.project-thumb');
	var itemCount = 0;
	$each(projectThumbs, function(projectThumb, index) {
		itemCount++;
		if(itemCount == 3) {
			projectThumb.addClass('last');
			itemCount = 0;
		}
	});
}