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(twitters) {
    var statusHTML = "";
    for (var i = 0; i < twitters.length; i++) {
        statusHTML += '<li>' +
					  twitters[i].text + '&nbsp;<small>(' +
					  relative_time(twitters[i].created_at) +
					  ')</small></li>';
    }

    $('list-twitter').innerHTML = '<ul>' + statusHTML + '</ul>';
    $('spinner-twitter').hide();
    $('list-twitter').slideDown({ duration: 2 });
}

function deliciousCallback(links) {
    var statusHTML = "";
    for (var i = 0; i < links.length; i++) {
        statusHTML += '<li><a href="' + links[i].u + '">' +
					  links[i].d + '</a></li>';
    }

    $('list-delicious').innerHTML = '<ul>' + statusHTML + '</ul>';
    $('spinner-delicious').hide();
    $('list-delicious').slideDown({ duration: 2 });
}

function flickrCallback(feed) {
    var statusHTML = "";

    for (var i = 0; i < 6; i++) {
        photo = feed.items[i];
        source = photo.media.m.substring(0, photo.media.m.length - 5) + 's.jpg';
        statusHTML += '<a href="' + photo.link + '" title="' + photo.title + '">' +
			'<img class="photo" src="' + source + '" alt="' + photo.title + '" width="75" height="75"/></a>';
    }

    $('list-flickr').innerHTML = '<div>' + statusHTML + '</div>';
    $('spinner-flickr').hide();
    $('list-flickr').slideDown({ duration: 2 });
}