复制代码 代码如下:

function refresh() {

var s = $(".box1");

if (!s.is(":animated"))

$(".box1").animate({ marginLeft: "0px" }, "slow", function () {

$('.box1 img:first').before($('.box1 img:last'));

$(".box1").css("margin-left", "-206px");

});

}

<div><div><img src="img/001.png" alt="" /><img src="img/002.png" alt="" /><img src="img/003.png" alt="" /><img src="img/004.png" alt="" /></div></div>

<button type="button"><<</button><button type="button">>></button>

.box1

{

width:1200px;

overflow:hidden;

margin-left:-206px;

}

.frame

{

width:620px;

overflow:hidden;

}

图片宽度默认206px，没设定