(function ($) {
    $.fn.infiniteCarousel = function (options) {
        function repeat(str, n) {
            return new Array( n + 1 ).join(str);
        }
        var defaults = {  
			transition_time: 18000, 
			auto_scrolling:false			
		};  
		var options = $.extend(defaults, options);
        return this.each(function () {
            // magic!
            var $wrapper = $('> .wrapper', this).css('overflow', 'hidden'),
                $slider = $wrapper.find('> ul').width(9999),
                $items = $slider.find('> li'),
                $single = $items.filter(':first')
                
                singleWidth = $single.outerWidth(),
				
                visible = Math.ceil($wrapper.innerWidth() / singleWidth),
				
                currentPage = 1,
                pages = Math.ceil($items.length / visible) ;
				
            /* TASKS */
            
            // 1. pad the pages with empty element if required
            if ($items.length % visible != 0) {
                // pad
               /* $slider.append(repeat('<li class="empty" />', visible - ($items.length % visible))); */
                $items.filter(':last').after($items.slice(0, visible - ($items.length % visible)).clone().addClass('padded'));
                $items = $slider.find('> li');
            }
            
            // 2. create the carousel padding on left and right (cloned)
            $items.filter(':first').before($items.slice(-visible).clone().addClass('cloned'));
            $items.filter(':last').after($items.slice(0, visible).clone().addClass('cloned'));
            $items = $slider.find('> li');
            
            // 3. reset scroll
            $wrapper.scrollLeft(singleWidth * visible);
            
            // 4. paging function
            function gotoPage(page) {
                var dir = page < currentPage ? -1 : 1,
                    n = Math.abs(currentPage - page),
                    left = singleWidth * dir * visible * n;
                
                $wrapper.filter(':not(:animated)').animate({
                    scrollLeft : '+=' + left
                }, options.transition_time, 'linear', function () {
                    // if page == last page - then reset position
                    if (page > pages) {
                        $wrapper.scrollLeft(singleWidth * visible);
                        page = 1;
                    } else if (page == 0) {
                        page = pages;
                        $wrapper.scrollLeft(singleWidth * visible * pages);
                    }
                    
                    currentPage = page;
                });
            }
            
            // 5. insert the back and forward link
           // $wrapper.after('<a href="#" class="arrow back">&lt;</a><a href="#" class="arrow forward">&gt;</a>');
            
            // 6. bind the back and forward links
            $('a.back', this).click(function () {
            	$wrapper.stop();
                gotoPage(currentPage + 1);
                return false;
            });
            
            $('a.forward', this).click(function () {
            	$wrapper.stop();
                
                gotoPage(currentPage - 1);
                return false;
            });
            
            $(this).bind('goto', function (event, page) {
                gotoPage(page);
            });
            
            // THIS IS NEW CODE FOR THE AUTOMATIC INFINITE CAROUSEL
            $(this).bind('next', function () {
                gotoPage(currentPage + 1);
            });
            if(options.auto_scrolling){
	             /*$items.mouseover(function () {
			        $wrapper.stop();
			    }).mouseout(function () {
			        $(this).trigger('next');
			    });
			   	$(this).trigger('next');*/
			   	
			   	carousel_gallery = setInterval(function () {       
            		gotoPage(currentPage + 1);
         		}, 100);
			   		   	
		   	}//ends options.auto_scrolling
		    
            
        });
    };
})(jQuery);