var caseStudy = function(){	
	
	/**
	 * Initialise
	 * @return void
	 * @public
	 */
	init = function() {	
	
		var $body = $('body'),
			bodyId = $body.attr('id'), 
			bodyClass = $body.attr('class');
		var $carousel = $('div.carousel');
		if ($carousel.length > 0) {
			var slideCount = $carousel.find("div.slide").length;
			if (slideCount > 1) {
				
				// default carousel options
				var carouselOptions = {
					speed:500,
					items:".carousel-items",
					circular:true,
					keyboard:false
				};
				var autoscrollOptions = {
					autoplay: true,
					interval: 5000
				};
				if (!!bodyClass && bodyClass.indexOf("case-studies") != -1) {
					// condition : add navigation for case study carousel
					var $left = $('<a />')
						.attr('class', 'prev browse left')
						.appendTo($carousel);

					var $right = $('<a />')
						.attr('class', 'next browse right')
						.appendTo($carousel);
					
					carouselOptions.circular = false;
					autoscrollOptions.autoplay = false;
					
				}
				
				// create carousel
				$carousel.scrollable(carouselOptions).autoscroll(autoscrollOptions);
			
			}	
		}
	};
	
	
	
	
	/**
	 * Return value, expose certain methods above
	 */
	return {
		init: init
	};
}();