(function($) {
	/*
	 * jquery.twitter.js v1.5 Last updated: 08 July 2009
	 * 
	 * Created by Damien du Toit
	 * http://coda.co.za/blog/2008/10/26/jquery-plugin-for-twitter
	 * 
	 * Licensed under a Creative Commons Attribution-Non-Commercial 3.0 Unported
	 * License http://creativecommons.org/licenses/by-nc/3.0/
	 */

	$.fn.getTwitter = function(options) {

		$.fn.getTwitter.defaults = {
			userName : null,
			numTweets : 5,
			loaderText : "Loading tweets...",
			slideIn : true,
			slideDuration : 750,
			showHeading : true,
			headingText : "Latest Tweets",
			showProfileLink : true,
			showTimestamp : true
		};

		var o = $.extend( {}, $.fn.getTwitter.defaults, options);

		return this.each(function() {
			var c = $(this);

			// hide container element, remove alternative content, and add class
				c.hide().empty().addClass("twitted");

				// add heading to container element
				if (o.showHeading) {
					c.append("<h2>" + o.headingText + "</h2>");
				}

				// add twitter list to container element
				var twitterListHTML = "<ul id=\"twitter_update_list\"><li></li></ul>";
				c.append(twitterListHTML);

				var tl = $("#twitter_update_list");

				// hide twitter list
				tl.hide();

				// add preLoader to container element
				var preLoaderHTML = $("<p class=\"preLoader\">" + o.loaderText
						+ "</p>");
				c.append(preLoaderHTML);

				// add Twitter profile link to container element
				if (o.showProfileLink) {
					var profileLinkHTML = "<p class=\"profileLink\"><a href=\"http://twitter.com/"
							+ o.userName
							+ "\">http://twitter.com/"
							+ o.userName + "</a></p>";
					c.append(profileLinkHTML);
				}

				// show container element
				c.show();

				//$.getScript("http://twitter.com/javascripts/blogger.js");
				$.getScript("http://twitter.com/statuses/user_timeline/"
						+ o.userName + ".json?callback=twitterCallback2&count="
						+ o.numTweets, function() {
					// remove preLoader from container element
						$(preLoaderHTML).remove();

						// remove timestamp and move to title of list item
						if (!o.showTimestamp) {
							tl.find("li").each(function() {
								var timestampHTML = $(this).children("a");
								var timestamp = timestampHTML.html();
								timestampHTML.remove();
								$(this).attr("title", timestamp);
							});
						}

						// show twitter list
						if (o.slideIn) {
							// a fix for the jQuery slide effect
							// Hat-tip:
							// http://blog.pengoworks.com/index.cfm/2009/4/21/Fixing-jQuerys-slideDown-effect-ie-Jumpy-Animation
							var tlHeight = tl.data("originalHeight");

							// get the original height
							if (!tlHeight) {
								tlHeight = tl.show().height();
								tl.data("originalHeight", tlHeight);
								tl.hide().css( {
									height : 0
								});
							}

							tl.show().animate( {
								height : tlHeight
							}, o.slideDuration);
						} else {
							tl.show();
						}

						// add unique class to first list item
						tl.find("li:first").addClass("firstTweet");

						// add unique class to last list item
						tl.find("li:last").addClass("lastTweet");
					});
			});
	};
})(jQuery);

/*
 * BL - 20090723
 * 
 * below taken from
 * 
 * http://twitter.com/javascripts/blogger.js
 * 
 * As I needed to add quotes to the concat it does. Was originally included by js above.
 * 
 */
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>&quot;' + status
				+ '&quot;</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('');
}

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';
	}
}