jQuery(document).ready(function($){
	$('#recent-news .post:nth-child(3n)').addClass('last');
	equalHeight($("#recent-news .post"));
});

function equalHeight(group) {
	var tallest = 0;
	group.each(function() {
		var thisHeight = $(this).height();
		if(thisHeight > tallest) {
			tallest = thisHeight;
		}
	});
	group.height(tallest);
}