function relative_time(time_value) {
	var values = time_value.split(" ");
	time_value = values[1] + " " + values[2] + ", " + values[5] + " " + values[3];
	var parsed_date = Date.parse(time_value);
	var relative_to = (arguments.length > 1) ? arguments[1] : new Date();
	var delta = parseInt((relative_to.getTime() - parsed_date) / 1000);
	delta = delta + (relative_to.getTimezoneOffset() * 60);
	
	if (delta < 60) {
	return 'less than a minute ago';
	} else if(delta < 120) {
	return 'about a minute ago';
	} else if(delta < (60*60)) {
	return (parseInt(delta / 60)).toString() + ' minutes ago';
	} else if(delta < (120*60)) {
	return 'about an hour ago';
	} else if(delta < (24*60*60)) {
	return 'about ' + (parseInt(delta / 3600)).toString() + ' hours ago';
	} else if(delta < (48*60*60)) {
	return '1 day ago';
	} else {
	return (parseInt(delta / 86400)).toString() + ' days ago';
	}
}

function twitterCallback2(tweets) {
	var statusHTML = "";
	for (var i=0; i< tweets.length; i++){
		statusHTML += '<li>&laquo;' + tweets[i].text + '&raquo;' +
			'&nbsp;(' +  relative_time(tweets[i].created_at) + ')</li>';
	}
	
	var tweetList = document.getElementById('tweetList')
	tweetList.innerHTML = statusHTML;
}