var loc = 0;

$(document).ready(function(){

//events

	$('.jcarousel-next').click(function(){
		circle('next');
	});
	
	$('.jcarousel-prev').click(function(){
		circle('prev');		
	});
	
// initialize

	var el = $('.mini-slideshow ul');
	var el_l = el.find('li').length;
	var min = 0 - ((el_l * 200)-200);
		
// functions

	function circle(calc){
		if(calc == 'next'){
			if(loc != min){
				var new_x = loc - 200;
				loc = new_x
				el.animate({
					marginLeft: new_x 
				})
			} else {
				loc = 0;
				el.animate({
					marginLeft: 0
				})
			}
		} else if(calc == 'prev'){
			if(loc != 0){
				var new_x = loc + 200;
				loc = new_x
				el.animate({
					marginLeft: new_x 
				})
			} else {
				loc = min;
				el.animate({
					marginLeft: loc
				})
			}
		}
	}
	
});