(function () {

  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 = [],
        twitterUrl = 'http://twitter.com/',
        rUrl = /((https?|s?ftp|ssh)\:\/\/[^"\s\<\>]*[^.,;'">\:\s\<\>\)\]\!])/g,
        rUser = /\B@([_a-z0-9]+)/ig,
        i = 0,
        username,
        status;
    for (; i < twitters.length; i++){
      username = twitters[i].user.screen_name;
      status = twitters[i].text.replace(rUrl, function(url) {
        return '<a href="' + url + '" target="_blank">' + url + '</a>';
      }).replace(rUser, function(reply) {
        return reply.charAt(0) + '<a href="' + twitterUrl + reply.substring(1) + '" target="_blank">' + reply.substring(1) + '</a>';
      });
      statusHTML.push('<li><span>' + status + '</span> <a style="font-size:85%" target="_blank" href="' + twitterUrl + username + '/status/' + twitters[i].id + '">' + relative_time(twitters[i].created_at) + '</a></li>');
    }
    document.getElementById('twitter_update_list').innerHTML = statusHTML.join('');
    document.getElementById('twitter-profile-pic').innerHTML = '<img src="'+ twitters[0].user.profile_image_url +'"/>';
    document.getElementById('twitter-name').innerHTML = twitters[0].user.name;
  }

  window.twitterCallback2 = twitterCallback2;

}());