(function($) {
	$.fn.carousel = function(options) {
		var defaults = {
			flipDelay: 5000,
			buttonContainer: '',
			buttons: [],
			buttonAttr: '',
			tabContainer: '',
			tabs: [],
			tabAttr: '',
			tabId: ''
		};

		var options = $.extend({}, defaults, options);
		var intervalId = null;
		var $this = this;
		var currentId = 1;

		this.initialize = function() {
			if (options.buttons.length != options.tabs.length || options.tabs.length == 0 || options.buttons.length == 0) {
				alert('There must be at least on tab and one button\nand the number of tabs must be the same as the number of buttons!');
				return false;
			}
			// support MetaData plugin
			if ($.meta) {
				options = $.extend({}, options, this.data());
			}

			$('.' + options.tabContainer).children().each(function() {
				$(this).css({ opacity: 0 }).hide();
			});

			var firstTabContainer = $('.' + options.tabContainer).children()[0];
			$(firstTabContainer).css({ opacity: 1 }).show();
			var firstButton = $('.' + options.buttonContainer).children()[0];
			$(firstButton).addClass('selected');
			this.AddClickEvents();
			this.StartFlip();
		};

		this.AddClickEvents = function() {
			$('.' + options.buttonContainer).children('div').each(function() {
				$(this).click(function() {
					$('.' + options.buttonContainer).children('div').removeClass('selected');
					if (intervalId != null) {
						clearInterval(intervalId);
					}
					$('.' + options.tabContainer).children('div').each(function() {
						$(this).css({ opacity: 0 }).hide();
					});
					var as = 'container_'+$(this).attr('id').split('_')[1];
					$('#' + as).css({ opacity: 1 }).show();
					$(this).addClass('selected');
				});
			});
		};

		this.StartFlip = function() {
			intervalId = setInterval(function() {
				$('.' + options.tabContainer).children().each(function() {
				    var as = $(this).attr('id').split('_')[1];
					var containerId = as;
					if (containerId == currentId) {
						var oldContainer = $('#' + options.tabId + currentId);
						$('.' + options.buttonContainer).children('div').removeClass('selected');
						currentId++;
						if (currentId > options.buttons.length) {
							currentId = 1;
						}
						$($('.' + options.buttonContainer).children('div')[currentId - 1]).addClass('selected');
						$('.flipcontainertextbox').fadeOut();
						$('#' + options.tabId + currentId).animate({ opacity: 1 }, 1500).show();
						oldContainer.animate({ opacity: 0 }, 1500, function() { $(this).hide(); $('.flipcontainertextbox').fadeIn(); });
						return false;
					}
				});
			},
			options.flipDelay
		);

		};
		return this.initialize();
	};
})(jQuery);