$(document).ready( function() {	
	var url = "http://twitter.com/status/user_timeline/SportsWorldMex.json?count=1&callback=?";
	$.getJSON(url,
    function(data){
		$.each(data, function(i, item) {
				$("#tweets ul").append(replaceURLWithHTMLLinks(item.text) + " <span class='created_at'>" + relative_time(item.created_at) + " </span>");
			});
        });
	});
	
	String.prototype.linkify = function() {
		return this.replace(/[A-Za-z]+:\/\/[A-Za-z0-9-_]+\.[A-Za-z0-9-_:%&\?\/.=]+/, function(m) {
		return m.link(m);
		});
	}; 
	
	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);
	  
	  var r = '';
	  if (delta < 60) {
	    r = 'Hace menos de un minuto';
	  } else if(delta < 120) {
	    r = 'Hace algunos minutos';
	  } else if(delta < (45*60)) {
	    r = 'Hace ' + (parseInt(delta / 60)).toString() + ' minutos';
	  } else if(delta < (90*60)) {
	    r = 'Hace una hora';
	  } else if(delta < (24*60*60)) {
	    r = 'Hace' + (parseInt(delta / 3600)).toString() + ' horas';
	  } else if(delta < (48*60*60)) {
	    r = 'Hace un dia';
	  } else {
	    r = 'Hace ' + (parseInt(delta / 86400)).toString() + ' dias';
	  }
	  
	  return r;
}

function twitter_callback ()
{
	return true;
}
function replaceURLWithHTMLLinks(text) {
  var exp = /(\b(https?|ftp|file):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[-A-Z0-9+&@#\/%=~_|])/ig;
  return text.replace(exp,"<a href='$1'>$1</a>"); 
}