function twitterCallback2(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('<dt><a href="http://twitter.com/'+username+'/statuses/'+twitters[i].id+'">'+status+'</a></dt> <dd>'+get_date(twitters[i].created_at)+'</dd>');
  }
  document.getElementById('twitter_body').innerHTML = '<dl>'+statusHTML.join('')+'</dl>';
}

function get_date(time_value){
    var values = time_value.split(" ");
    var post_date = values[1] + " "
                  + values[2] + ", "
                  + values[5] + " "
                  + values[3];      // 投稿日時変換
                                        // (Dec 01, 2008 14:24:26)
    var date = new Date(post_date);     // 日付文字列 -> オブジェクト変換
    date.setHours(date.getHours() + 9); // UTC -> JST (+9時間) 
    var year  = date.getFullYear();     // 年取得
    var mon  = date.getMonth() + 1;     // 月取得
    var day  = date.getDate();          // 日取得
    var out_date = year + "/" + mon + "/" + day;     // 日付組み立て(YYYY/MM/DD)
    return out_date;
}

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';
  }
}