<div class="accordion">    <div id="one" class="section">        <h3><a href="#one">折叠栏1</a></h3>        <div id="image1" class="image"><img src=""></div>    </div>    <div id="two" class="section">        <h3><a href="#two">折叠栏2</a></h3>        <div id="image2" class="image"><img src=""></div>    </div>    <div id="three" class="section">        <h3><a href="#three">折叠栏3</a></h3>        <div id="image3" class="image"><img src=""></div>    </div>    <div id="four" class="section">        <h3><a href="#four">折叠栏4</a></h3>        <div id="image4" class="image"><img src=""></div>    </div>    <div id="five" class="section">        <h3><a href="#five">折叠栏5</a></h3>        <div id="image5" class="image"><img src=""></div>    </div>    <div id="six" class="section">        <h3><a href="#six">折叠栏6</a></h3>        <div id="image6" class="image"><img src=""></div>    </div></div>

.accordion h3+div{    height: 0;    overflow: hidden;/*超出部分隐藏*/    transition: height 0.3s ease-in;/*展开的一种特效，以0.3s慢慢飞入*/}.accordion :target h3+div{    height: 300px;    overflow: auto;/*超过部分自动隐藏*/}

function showSection(id) {    var images=document.getElementsByClassName("image");    for(var i=0;i<images.length;i++){        if(images[i].getAttribute("id")!=id){            images[i].style.display="none";        }else{            images[i].style.display="block";        }    }}function imagesHidden() {    var images=document.getElementsByClassName("image");    for(var i=0;i<images.length;i++){        var id=images[i].getAttribute("id");        document.getElementById(id).style.display="none";    }}function addClick() {    var sections=document.getElementsByClassName("section");    for(var i=0;i<sections.length;i++){        sections[i].onclick=function () {            var showID=this.children[1].getAttribute("id");            showSection(showID);        }    }}