//<script type="text/javascript" src="http://twitter.com/statuses/user_timeline/username.json?callback=twitterCallback&amp;count=1"></script>

function twitterCallback(twitters)
{
    var statusHTML = [];
    for (var i = 0; i < twitters.length; i++)
    {
        var username = twitters[i].user.screen_name;
        var status = twitters[i].text.replace(/((https?|s?ftp|ssh)\:\/\/[^"\s\<\>]*[^.,;'">\:\s\<\>\)\]\!])/g, function(url) {
            return '<a href="' + url + '">' + url + '</a>';
        }).replace(/\B@([_a-z0-9]+)/ig, function(reply)
        {
            return reply.charAt(0) + '<a href="http://twitter.com/' + reply.substring(1) + '">' + reply.substring(1) + '</a>';
        });
        statusHTML.push('<li><span>' + status + '</span> <a href="http://twitter.com/' + username + '/statuses/' + twitters[i].id + '">' + relative_time(twitters[i].created_at) + '</a></li>');
    }
    $('.twitter_update_list').html(statusHTML.join(''));
}

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';
    }
}