(function() {
  var intentRegex = /twitter\.com(\:\d{2,4})?\/intent\/(\w+)/;


  function handleIntent(e) {
    e = e || window.event;
    var target = e.target || e.srcElement,
        m, left, top;



    if (target && target.nodeName.toLowerCase() === 'a' && target.href) {
      m = target.href.match(intentRegex);
      if (m) {
      	

		
        e.returnValue = false;
        e.preventDefault && e.preventDefault();
      }
    }
  }

  if (document.addEventListener) {
    document.addEventListener('click', handleIntent, false);
  } else if (document.attachEvent) {
    document.attachEvent('onclick', handleIntent);
  }
}());

(function() {
  var intentRegex = /twitter\.com(\:\d{2,4})?\/intent\/(\w+)/,
      windowOptions = 'scrollbars=yes,resizable=yes,toolbar=no,location=false',
      width = 550,
      height = 420,
      winHeight = screen.height,
      winWidth = screen.width;

  function handleIntent(e) {
    e = e || window.event;
    var target = e.target || e.srcElement,
        m, left, top;

    while (target && target.nodeName.toLowerCase() !== 'a') {
      target = target.parentNode;
    }

    if (target && target.nodeName.toLowerCase() === 'a' && target.href) {
      m = target.href.match(intentRegex);
      if (m) {
        left = Math.round((winWidth / 2) - (width / 2));
        top = 0;

        if (winHeight > height) {
          top = Math.round((winHeight / 2) - (height / 2));
        }
		
        window.open(target.href, 'intent', windowOptions + ',width=' + width +
                                           ',height=' + height + ',left=' + left + ',top=' + top);
        e.returnValue = false;
        e.preventDefault && e.preventDefault();
      }
    }
  }

  if (document.addEventListener) {
    document.addEventListener('click', handleIntent, false);
  } else if (document.attachEvent) {
    document.attachEvent('onclick', handleIntent);
  }
}());

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('<li><span>'+status+'</span> <a class="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('');
}

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 'a minute ago';
  } else if(delta < (60*60)) {
    return (parseInt(delta / 60)).toString() + ' minutes ago';
  } else if(delta < (120*60)) {
    return 'an hour ago';
  } else if(delta < (24*60*60)) {
    return (parseInt(delta / 3600)).toString() + ' hours ago';
  } else if(delta < (48*60*60)) {
    return '1 day ago';
  } else {
    return (parseInt(delta / 86400)).toString() + ' days ago';
  }
}