Simple jQuery Click Carousel

ccarousel.py

// szs Shizzle JS Selector
ccarousel.init = function(szsItems, szsButtonPrev, szsButtonNext) {
	var numVisible = 4;
	var aAllItems = $(szsItems);
	renewList = function() {
		aAllItems = $(szsItems);
	};
	
	aItems = $(szsItems);
	oLeft = $(szsButtonPrev);
	oRight = $(szsButtonNext);
	oParent = $(aItems[0]).parent();
	
	$(aItems).clone().prependTo(oParent);
	$(aItems).clone().appendTo(oParent);
	
	oLeft.click(function() {
		renewList();
		last = aAllItems.eq(-1).detach();
		last.prependTo(oParent);
		renewVisible();
	});
	
	oRight.click(function() {
		renewList();
		first = aAllItems.eq(0).detach();
		first.appendTo(oParent);
		renewVisible();
	});
	
	getVisible = function() {
		renewList();
		return aAllItems.slice(aItems.length, aItems.length + numVisible);
	};
	renewVisible = function() {
		aVisibleItems = getVisible();
		aAllItems.hide();
		aVisibleItems.show();
	}
	
	renewVisible();
	
};


$(document).ready(function() {
	ccarousel.init('ul.ccarousel-list > li', 'div.ccarousel-prev', 'div.ccarousel-next');
});