function twitterCallback(twitters) {
  var statusHTML = [];
  var filteredTweets = [];

  for (var j=0; j<twitters.length; j++)
{
	if (twitters[j].text.charAt(0) !== '@') {
		if( twitters[j].user.screen_name === 'pilotmoon' ) {
			filteredTweets.push(twitters[j]);
		}
	}
}
  twitters=filteredTweets;
  var len=twitters.length;
  if (len>3) { len=3 };
  for (var i=0; i<len; i++){
    var username = twitters[i].user.screen_name;
    var status = twitters[i].text;
    if (twitters[i].entities.urls.length>0) {
	   for (var u=0; u<twitters[i].entities.urls.length; u++) {
			theurl=twitters[i].entities.urls[u];
			if (theurl) {
				var display=theurl.display_url;
				var link=theurl.expanded_url;
				if(!display) {
					display=theurl.url;
				}
				if(!link) {
					link=theurl.url;
				}
				var start=theurl.indices[0];
				var end=theurl.indices[1];
			    status=status.substr(0,start)+'<a href="'+link+'">'+display+'</a>'+status.substr(end);
			 }
	   }
    }
	else {
	    status=status.replace(/((https?|s?ftp|ssh)\:\/\/[^"\s\<\>]*[^.,;'">\:\s\<\>\)\]\!])/g, function(url) {
	      return '<a href="'+url+'">'+url+'</a>';
	    });	
	}
    status=status.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 class="tweet_time" href="http://twitter.com/'+username+'/statuses/'+twitters[i].id_str+'">'+relative_time(twitters[i].created_at)+'</a></li>');
  }
  document.getElementById('twitter_update_list').innerHTML = statusHTML.join('');
  document.getElementById('twitter_update_list').innerHTML += '<li><em><a href="http://twitter.com/pilotmoon">more...</a></em></li>';
}

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';
  }
}