/* Used for normal user timeline */
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://www.twitter.com/'+reply.substring(1)+'">'+reply.substring(1)+'</a>';
		});
	statusHTML.push('<li><span>'+status+'</span> <a style="font-size:85%" href="http://twitter.com/'+username+'/statuses/'+twitters[i].id+'">'+relative_time(twitters[i].created_at)+'</a></li>');
    }
    document.getElementById('twitter_update_list').innerHTML = statusHTML.join('');
}

/* Used for search api */
function twitterCallback3(twitters) {
    var statusHTML = [];
    for (var i=0; i<twitters.results.length; i++){
	var username = twitters.results[i].from_user;
	var status = twitters.results[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://www.twitter.com/'+reply.substring(1)+'">'+reply.substring(1)+'</a>';
		});
	statusHTML.push('<li><span>'+status+'</span> <a style="font-size:85%" href="http://twitter.com/'+username+'/statuses/'+twitters.results[i].id+'">'+username+", "+relative_time(twitters.results[i].created_at)+'</a></li>');
    }
    document.getElementById('twitter_update_list').innerHTML = statusHTML.join('');
}

function relative_time(time_value) {
    var values = time_value.split(" ");
    if (time_value.match(",")) {
	time_value = values[2] + " " + values[1] + ", " + values[3] + " " + values[4];
    }
    else {
	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';
    }
}