var auto = true;
var timer_slider=setInterval('slide(1)',16000);
$(document).ready(function(){
	
	$('#slider-nav').find('li').click(function(e) {
		e.preventDefault();
		
		var index = $(this).index();
		
		clearTimeout(timer_slider);
		timer_slider=setTimeout(function() { slide(index) },200);
	});
	
});

function slide(index) {
	if($('#slider').find('.active').index() === index) {
		return false
	} else if($('#slider').find('.active').index() > index) {
		set = '-620px'
		to = '620px'
	} else {
		set = '620px'
		to = '-620px'
	}

	$('#slider').find('.active').animate({
		left: to
	},600,'easeOutChris');
	$('#slider').find('.active').removeClass('active');
	$('#slider-nav').find('.active').removeClass('active');
	$('#slider > li').eq(index).attr('class','active');
	$('#slider-nav > li').eq(index).attr('class','active');
	$('#slider').find('li.active').css('left',set)
	$('#slider').find('li.active').animate({
		left: '0'
	},600,'easeOutChris');
	clearTimeout(timer_slider);
	if(index >= $("#slider > li").length-1) {
		index = 0;	
	} else {
		index++;
	}
	timer_slider=setInterval(function(){ slide(index) },16000);
}