11/8轮播图

$(function(){
var current=0;
var count=$(".pics-list li").length-1;
var width=$(".pics-list li").width();
function next(){
if(current>=count){
current=0;
}else{
current++;
}
$(".points-list li").eq(current).addClass("active").siblings().removeClass("active");
$(".pics-list").css("left", -1*width * current +"px")
}

$("")
function prev(){
if(current<=0){
current=count;
}else{
current--;
}
$(".points-list li").eq(current).addClass("active").siblings().removeClass("active");
$(".pics-list").css("left", -1*width * current +"px")
}

$(".banner-box .next").click(function(){
next();
})
$(".banner-box .prev").click(function(){
prev();
})
})