function filterCallback( twitter_json ) {
   var result = [];
   
   for(var index in twitter_json) {
      if(twitter_json[index].in_reply_to_user_id == null) {
         result[result.length] = twitter_json[index];
      }
      
      if( result.length==5 ) break;
      
   }

   $("#twitter_block .berichten").html("");

   for(var tweet in result) {
      var twittertext = result[tweet].text;
      twittertext = autoLink(twittertext);
     	twittertext = twitter_users(twittertext);
      
      var div = $("<div></div>").addClass("tweet");
      $(div).html(twittertext);
      $(div).appendTo($("#twitter_block .berichten"));
   }

   $("#twitter_block .berichten").cycle({
      fx: "scrollLeft"
   });
   
   var offset = $("#twitter_icon").offset();
   var width = $(window).width();
   var right = (width - offset['left']) - 35;
   
   $("#twitter_block").css({
      "opacity": 0,
      "right": right + "px",
      "visibility": "visible",
      "display": "none"
   });
}

function twitterCallback2(obj) {
	var twitters = obj;
	var statusHTML = "";
	var username = "";
	for (var i=0; i<twitters.length; i++){
		username = twitters[i].user.screen_name;
		var time = relative_time(twitters[i].created_at); 
		var twittertext = autoLink(twitters[i].text);
		var twittertext = twitter_users(twittertext); 
		statusHTML += ('<p>'+twittertext+'. - <small>'+time+'</small></p>');
	}
    statusHTML += ('<p><a href="http://twitter.com/pimarts">More updates</a></p>')
	document.getElementById('twitter_update_list').innerHTML = statusHTML;
}

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';
  }
}

// Javascript Auto Hyperlink Script
// Give it a string and it will automatically add hyperlinks to any links it finds

// Feel free to modify but please leave some sort of thanks or recognition!

// by james <at> bandit.co.nz
// 05/05/08
// special thanks to nik <at> codetocustomer.com for the regex help

function autoLink(what) {
	str = what; out = ""; url = ""; i = 0;
	do {
		url = str.match(/((https?:\/\/)?([a-z\-]+\.)*[\-\w]+(\.[a-z]{2,4})+(\/[\w\_\-\?\=\&\.]*)*(?![a-z]))/i);
		if(url!=null) {
			// get href value
			href = url[0];
			if(href.substr(0,7)!="http://") href = "http://"+href;
		
			// where the match occured
			where = str.indexOf(url[0]);
		
			// add it to the output
			out += str.substr(0,where);
		
			// link it
			out += '<a href="'+href+'" target="_blank">'+url[0]+'</a>';
		
			// prepare str for next round
			str = str.substr((where+url[0].length));
		} else {
			out += str;
			str = "";
		}
	} while(str.length>0);
	return out;
}

function twitter_users(text) {
    text = text.replace(/([\.|\,|\:|\?|\?|\>|\{|\(]?)@{1}(\w*)([\.|\,|\:|\!|\?|\>|\}|\)]?)\s/ig, "$1<a href=\"http://twitter.com/$2\" class=\"twitter-user\">@$2</a>$3 ");
    return text;
}