jQuery Plugin for Infinite carousel

HTML

<div class="our-partners home">
	<div class="row-fluid mobile-pad">
		<div class="span12">
			<h1></h1>
			<p></p>
		</div>
	</div>

	<div class="mini-carousel clearfix icarousel">
		<div class="carousel-window port" style="overflow: hidden;">
			<ul class="clearfix slides" style="position: relative; overflow: hidden; width: 7680px; left: -1407px;">
				<li>
					<a href="http://www.ebaptisthealthcare.org/Homepage/" alt="" target="_blank">
						<img src="/files/2012/09/baptist-healthcare.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://www.sacred-heart.org/" alt="" target="_blank">
						<img src="/files/2012/09/sacred-heart-health-system.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://westfloridahospital.com/" alt="" target="_blank">
						<img src="/files/2012/09/west-florida-hospital.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://www.ebaptisthealthcare.org/GulfBreezeHospital/" alt="" target="_blank">
						<img src="/files/2012/09/baptist-healthcare1.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://www.srmcfl.com/" alt="" target="_blank">
						<img src="/files/2012/09/santa-rosa-med-center.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://www.northokaloosa.com/pages/home.aspx" alt="" target="_blank">
						<img src="/files/2012/09/north-okaloosa-med-center.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://fwbmc.com/" alt="" target="_blank">
						<img src="/files/2012/09/fort-walton-beach-med-center.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://www.sacredheartemerald.org/" alt="" target="_blank">
						<img src="/files/2012/09/sacred-heart-hospital-emerald-coast.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://tchospital.com/" alt="" target="_blank">
						<img src="/files/2012/09/twin-cities-hospital.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://www.selectspecialtyhospitals.com/company/locations/pensacola.aspx" alt="" target="_blank">
						<img src="/files/2012/09/select-specialty-hospital.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://www.andalusiaregional.com/" alt="" target="_blank">
						<img src="/files/2012/09/andalusia-regional-hospital.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://careers.fmcna.com/about-us/locations.aspx" alt="" target="_blank">
						<img src="/files/2012/09/fresenius-medical-care.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://www.davita.com/" alt="" target="_blank">
						<img src="/files/2012/09/davita.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="https://www.labcorp.com/wps/portal/findalab" alt="" target="_blank">
						<img src="/files/2012/09/labcorp.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://www.questdiagnostics.com/home.html" alt="" target="_blank">
						<img src="/files/2012/09/quest-diagnostics.png">
						<span></span>
					</a>
				</li>
				<li>
					<a href="http://www.dwmmh.org/getpage.php?name=index" alt="" target="_blank">
						<img src="/files/2012/09/DW.png">
						<span></span>
					</a>
				</li>
			<li class="clone">
					<a href="http://www.ebaptisthealthcare.org/Homepage/" alt="" target="_blank">
						<img src="/files/2012/09/baptist-healthcare.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://www.sacred-heart.org/" alt="" target="_blank">
						<img src="/files/2012/09/sacred-heart-health-system.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://westfloridahospital.com/" alt="" target="_blank">
						<img src="/files/2012/09/west-florida-hospital.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://www.ebaptisthealthcare.org/GulfBreezeHospital/" alt="" target="_blank">
						<img src="/files/2012/09/baptist-healthcare1.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://www.srmcfl.com/" alt="" target="_blank">
						<img src="/files/2012/09/santa-rosa-med-center.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://www.northokaloosa.com/pages/home.aspx" alt="" target="_blank">
						<img src="/files/2012/09/north-okaloosa-med-center.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://fwbmc.com/" alt="" target="_blank">
						<img src="/files/2012/09/fort-walton-beach-med-center.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://www.sacredheartemerald.org/" alt="" target="_blank">
						<img src="/files/2012/09/sacred-heart-hospital-emerald-coast.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://tchospital.com/" alt="" target="_blank">
						<img src="/files/2012/09/twin-cities-hospital.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://www.selectspecialtyhospitals.com/company/locations/pensacola.aspx" alt="" target="_blank">
						<img src="/files/2012/09/select-specialty-hospital.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://www.andalusiaregional.com/" alt="" target="_blank">
						<img src="/files/2012/09/andalusia-regional-hospital.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://careers.fmcna.com/about-us/locations.aspx" alt="" target="_blank">
						<img src="/files/2012/09/fresenius-medical-care.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://www.davita.com/" alt="" target="_blank">
						<img src="/files/2012/09/davita.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="https://www.labcorp.com/wps/portal/findalab" alt="" target="_blank">
						<img src="/files/2012/09/labcorp.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://www.questdiagnostics.com/home.html" alt="" target="_blank">
						<img src="/files/2012/09/quest-diagnostics.png">
						<span></span>
					</a>
				</li><li class="clone">
					<a href="http://www.dwmmh.org/getpage.php?name=index" alt="" target="_blank">
						<img src="/files/2012/09/DW.png">
						<span></span>
					</a>
				</li></ul>
		</div>

		<a class="carousel-control left prev" href="#">‹</a>
 	 	<a class="carousel-control right next" href="#">›</a>
	</div>

	<span class="more-arrow"><a class="more" href="http://renalus.com/about-us/our-service-locations/" title="Learn more about our Service Locations">Learn more about our Service Locations</a></span>

	<div class="our-partners-footer-wrap">
		<div class="left"></div>
		<div class="right"></div>
	</div>

	<div class="our-partners-footer"></div>
</div>

Plugin

/**
 * @author Gary Hussey
 * @details an Expansion of Stéphane Roucheray's script 
 * @extends jquery
 */

(function($){

	$.fn.icarousel = function(options){
		var settings = {
			'prev':'.prev',
			'next':'.next',
			'slides':'.slides',
			'port':'.port',
			'selector':this.selector
		};

		$.extend(settings,options);
		
		$(this).each(function(index,el){
			var carousel = $(el);
			var slides = $(this).find('.slides');
			var port = $(this).find('.port');

			// set some required style
			port.css({'overflow':'hidden'});
			slides.css({'position':'relative','overflow':'hidden'});

			if (slides.length > 0) {
				
				var increment = function(){return $(slides).children().first().outerWidth(true)},
						elmnts = $(slides).children(),
						numElmts = elmnts.length,
						sizeFirstElmnt = function(){return increment()},
						shownInViewport = function(){return Math.round(port.width() / sizeFirstElmnt())},
						firstElementOnViewPort = 1;

				carousel.data('isAnimating',false)
				

				$(slides).css('width',((numElmts*increment())*2) + "px");
				elmnts.clone().appendTo(slides).each(function(index,el){
					$(el).addClass('clone');
				});
				

				$(window).resize(function(){
					(port.width() > increment()*numElmts) ? slides.find('.clone').hide() : slides.find('.clone').show();
					$(slides).css('width',((numElmts*increment())*2) + "px");
				});


				$(this).find(settings.prev).click(function(e){
					e.preventDefault();
					if (!carousel.data('isAnimating')) {
						if (firstElementOnViewPort == 1) {
							$(slides).css('left', "-" + ((numElmts * sizeFirstElmnt()))+"px");
							firstElementOnViewPort = numElmts;
						}else {
							firstElementOnViewPort--;
						}
						
						$(slides).animate({
							left: "+=" + increment(),
							y: 0,
							queue: true
						}, "swing", function(){carousel.data('isAnimating',false);});

						carousel.data('isAnimating',true);
					}
					
				});
				
				$(this).find(settings.next).click(function(e){
					e.preventDefault();
					if (!carousel.data('isAnimating')) {
						if (firstElementOnViewPort > numElmts) {
							firstElementOnViewPort = 2;
							$(slides).css('left', "0px");
						}
						else {
							firstElementOnViewPort++;
						}

						$(slides).animate({
							left: "-=" + increment(),
							y: 0,
							queue: true
						}, "swing", function(){carousel.data('isAnimating',false);});

						carousel.data('isAnimating',true);
					}
				});
			}
		});
	};
})(jQuery);

USE CASE

jQuery(document).ready(function($){

	// Setup Homepage Slider
	// set animations
	$('#myCarousel').bind('slid',function(){
		$(this).find('.item').each(function(index,el){
			if($(el).hasClass('active'))$($('.carousel-nav a')[index]).addClass('active');
		});
	})

	$('#myCarousel').bind('slide',function(){
		$('.carousel-nav a').removeClass('active');
	})

	$('.carousel-nav a').click(function(e){
		e.preventDefault();
		$($(this).attr('href')).carousel(Number($(this).attr('rel')));
	});

	// Setup Homepage partners carousel
	$('.icarousel').icarousel();
		
});