/*
 * 	loopedSlider - jQuery plugin
 *	written by Nathan Searles	
 *	http://code.google.com/p/loopedslider/
 *
 *	Copyright (c) 2009 Nathan Searles (http://nathansearles.com/loopedslider/)
 *	Dual licensed under the MIT (MIT-LICENSE.txt)
 *	and GPL (GPL-LICENSE.txt) licenses.
 *
 *	Built for jQuery library
 *	http://jquery.com
 *
 */
(function($){
	$.fn.extend({ 
 		loopedSlider: function(options) {
    		return this.each(function() {

				// set defaults
				var defaults = {
					container : 'container',
					slideClass : 'slide',
					pagination : 'pagination',
					description : 'des', 
					fadeSpeed : 400,
					slideSpeed : 250,
					animateSpeed : 200,
					autoHeight : true,
					padding : 20,
					easing : 'easeOutQuad'
				};

				// set variables	
				var obj = $(this);
				var o = $.extend(defaults, options);
				var u = false;
				var w = obj.width(); 
				var h = obj.height();
				var f = $('.'+o.container, obj).find('div:first').attr('id');
				var l = $('.'+o.container, obj).find('div:last').attr('id');
				
				// funcitons
				function setToActive(c) {
					var current = $(c).attr('id');
					$('a[href$="'+current+'"]', obj).addClass('active');
				}
				
				// applies style to divs
				$('.'+o.container, obj).find('div').css({ 'z-index': 0, opacity: 0 });
				
				// load first slide
				$('.'+o.container, obj).find('div:eq(0)').animate({ opacity: 1.0 }, o.fadeSpeed, function() {						
					$(this).css({ 'z-index': 100 });				
					$(this).addClass('current');
					if (o.autoHeight===true) {
						// gets height of new slide
						var newHeight = $(this, obj).height() + o.padding;
						$('.'+o.container, obj).animate({'height': newHeight}, o.animateSpeed, o.easing);
					}
					setToActive(this);
				});		

				// fade code
				$('.'+o.pagination, obj).find('a').mouseover(function(){
					if(u===false  && ($(this).hasClass('active')===false)) {
						u = true;
						// removes active
						$('a', obj).removeClass('active');

						// fades out current slide
						$('.'+o.container, obj).find('div').animate({ opacity: 0 }, o.fadeSpeed, function() {					
							$(this).removeClass('current');
							$(this).css({ 'z-index': 0 });		
						});

						// setsup value for new slide
						var x = 0;
						var parentId = $(this).attr('href');
						var parentSplit = parentId.split('-');
						x = ((parentSplit[1]*1));
						
						if (o.autoHeight===true) {
							// gets height of new slide
							var newHeight = $('#'+o.slideClass+'-'+(x), obj).height() + o.padding;
							$('.'+o.container, obj).animate({'height': newHeight}, o.animateSpeed, o.easing);
						}
						
						// fades in new slide
						$('#'+o.slideClass+'-'+(x), obj).animate({ opacity: 1.0 }, o.fadeSpeed, function() {
							$(this).css({ 'z-index': 100 });
							$(this).addClass('current');
							$('.'+o.description, obj).hide();
							$('#'+o.description+'-'+(x), obj).show();
							u = false;
							setToActive(this);		
						});
					}
					return false;
				});
				
			});
    	}
	});
})(jQuery);