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carousel2.html
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carousel2.html
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<!DOCTYPE>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>carousel</title>
<style>
*{margin:0;padding:0;}
#fk{width:560px;height:300px;margin:20px auto; position:relative;}
#fk img{position:absolute;top:0px;left:0px;display:none;}
#fk ul{position:absolute;left:45%;bottom:23px;}
#fk ul li{float:left;margin-right:8px;list-style:none;background:black;width:12px;height:12px;border-radius:50%;}
.prev{background:url(images/focus_lr0918.png) no-repeat scroll 0% 0%;left:10px;}
.next{background:url(images/focus_lr0918.png) no-repeat scroll -52px 0%;right:10px;}
.prev , .next{
position:absolute;
display:inline-block;
width:28px;
height:60px;
cursor:pointer;
z-index:10;
text-indent:-9999px;
top:45%;
}
</style>
</head>
<body>
<div id="fk">
<img src="images/36.jpg" alt="" style="display:block;"/>
<img src="images/37.jpg" alt=""/>
<img src="images/38.jpg" alt=""/>
<img src="images/39.jpg" alt=""/>
<img src="images/40.jpg" alt=""/>
<ul>
<li style="background:#A10000;"></li>
<li></li>
<li></li>
<li></li>
<li></li>
</ul>
<a class="prev" id="prev" href="javascript:void(0);">1</a>
<a class="next" id="next" href="javascript:void(0);">2</a>
</div>
<script type="text/javascript">
window.onload=function(){
var fk=document.getElementById("fk");
var imgs=fk.getElementsByTagName("img");
var lis=fk.getElementsByTagName("li");
var prev=document.getElementById("prev");
var next=document.getElementById("next");
var c=0;//用一个变量标记状态，后面不同操作方式操作同一个对象之后都要修改此变量
//定时器里用的图片切换函数
function run(){
c++;
if(c==5){
c=0;
}
for(var i=0; i<imgs.length;i++){
imgs[i].style.display="none";
lis[i].style.background="black";
}
imgs[c].style.display="block";
lis[c].style.background="#A10000";
}
var sint=setInterval(run,2000);
for(var i=0;i<imgs.length;i++){
lis[i].serialnumber=i;//发小纸条
lis[i].onmouseover=function(){
c=this.serialnumber;
window.clearInterval(sint);
for(var n=0;n<imgs.length;n++){
imgs[n].style.display="none";
lis[n].style.background="black";
}
imgs[c].style.display="block";
lis[c].style.background="#A10000";
}
lis[i].onmouseout=function(){
sint=setInterval(run,2000);
}
}
prev.onclick=function(){
for(var i=0; i<imgs.length;i++){
imgs[i].style.display="none";
lis[i].style.background="black";
}
if(c==0){
c=imgs.length-1;
imgs[c].style.display="block";
lis[c].style.background="#A10000";
c=c-1;
}else{
imgs[c-1].style.display="block";
lis[c-1].style.background="#A10000";
c=c-1;}
}
prev.onmouseover=function(){
prev.style.background="url(images/focus_lr0918.png) no-repeat scroll 0% -62px;";
}
prev.onmouseout=function(){
prev.style.background="url(images/focus_lr0918.png) no-repeat scroll 0% 0%;left:10px;";
}
next.onclick=function(){
for(var i=0; i<imgs.length;i++){
imgs[i].style.display="none";
lis[i].style.background="black";
}
if(c==imgs.length-1){
c=0;
imgs[c].style.display="block";
lis[c].style.background="#A10000";
c=c+1;
}else{
imgs[c+1].style.display="block";
lis[c+1].style.background="#A10000";
c=c+1;}
}
next.onmouseover=function(){
next.style.background="url(images/focus_lr0918.png) no-repeat scroll -52px -62px;left:10px;";
}
next.onmouseout=function(){
next.style.background="url(images/focus_lr0918.png) no-repeat scroll -52px 0%;left:10px;";
}
}
</script>
</body>
</html>