function myObjectBubbleSort(arrayName,element) {
	var alength=arrayName.length;
    for (var i=0; i<(alength); i++)
        for (var j=i+1; j<alength; j++)
            if (arrayName[j][element] < arrayName[i][element]) {
                var dummy = arrayName[i];
                arrayName[i] = arrayName[j];
                arrayName[j] = dummy;
            }
}


var asTweets=new Array();


function twitterCallback2(twitters) {
    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>';
    });    
  asTweets[asTweets.length]=new Array(username,'<span>'+status+'</span> <a style="font-size:85%" href="http://twitter.com/'+username+'/statuses/'+twitters[i].id+'">'+relative_time(twitters[i].created_at)+'</a>',-parse_time(twitters[i].created_at));
  }
  myObjectBubbleSort(asTweets,2);
  showTweets();
}

function showTweets(){
	var statusHTML = [];
	for (var i=0; i<asTweets.length; i++){
		statusHTML.push('<li><strong>'+asTweets[i][0]+'</strong> says '+asTweets[i][1]+'</li>');
	}
    document.getElementById('twitter_update_list').innerHTML = statusHTML.join('');
}

function parse_time(time_value){
  var values = time_value.split(" ");
  time_value = values[1] + " " + values[2] + ", " + values[5] + " " + values[3];
  return Date.parse(time_value);
}

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';
  }
}