$('a').click(function() {
	var href = $(this).attr('href');
	if (href.indexOf('http://' + window.location.hostname) == 0) {
		var ext = href.split('.');
		if (ext == 'pdf' || ext == 'mp3') {
			urchinTracker ('/downloads' + href.replace('http://' + window.location.hostname, ''));
		}
	} else {
		urchinTracker ('/outgoing/' + href.replace('http://', ''));
	}
});