当前位置: 首页 > 图文教程 > 网络编程 > Javascript > 网站上面有这种切换效果

Javascript
JS 文件本身编码转换 图文教程
jQuery Ajax之$.get()方法和$.post()方法
jQuery Ajax之load()方法
JavaScript 核心参考教程 内置对象
JavaScript 核心参考教程 RegExp对象
javascript hashtable实现代码
百度留言本js 大家可以参考下
javascript 判断某年某月有多少天的实现代码 推荐
让iframe子窗体取父窗体地址栏参数(querystring)
jquery pagination插件实现无刷新分页代码
jQuery与javascript对照学习 获取父子前后元素 实现代码
通用javascript脚本函数库 方便开发
JQuery 绑定事件时传递参数的实现方法
支持IE,Firefox的javascript 日历控件
javascript 变速加数功能实现代码
extjs 学习笔记(一) 一些基础知识
extjs 学习笔记(二) Ext.Element类
Jquery 学习笔记(一)
一些技巧性实用js代码小结
jquery 常用操作整理 基础入门篇

Javascript 中的 网站上面有这种切换效果


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-10-12   浏览: 105 ::
收藏到网摘: n/a

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>新闻切换技术</title>
<style type="text/css">
<!--
body { text-align: center; margin:0; padding:0; background: #FFF; font-size:12px; color:#000;}
div,form,img,ul,ol,li,dl,dt,dd {margin: 0; padding: 0; border: 0;}
h1,h2,h3,h4,h5,h6 { margin:0; padding:0;}
table,td,tr,th{font-size:12px;}
a:link {color: #000; text-decoration:none;}
a:visited {color: #83006f;text-decoration:none;}
a:hover {color: #c00; text-decoration:underline;}
a:active {color: #000;}
.focusPic{margin:0 auto; width:244px;}
.focusPic .pic{margin:0 auto; width:240px; height:180px; padding:2px 0 0;}
.focusPic .adPic{margin:0 auto 5px; width:240px; height:29px; overflow:hidden;background:url(http://tech.163.com/newimg/adpic.gif);}
.focusPic .adPic .text{float:right; padding:9px 4px 0 0; width:140px;}
.focusPic .adPic .text a{color:#1f3a87;}
.focusPic .adPic .text a:hover{color:#bc2931;}
.focusPic h2{ float:left; width:232px;padding:4px 0 3px 12px; font-size:14px; text-align:left;}
.focusPic p{float:left; width:226px;line-height:160%; margin:0; text-align:left;padding:0 0 10px 12px;}
.focusPic p img {margin:0px 0 2px;}
.focusPic .more{ margin:0 auto; width:240px; }
.focusPic .more .textNum{float:right; margin:0 8px 0 0;padding:0 0 4px;}
.focusPic .more .textNum .text{float:left; font-weight:bold; padding:7px 6px 0 0; color:#666;}
.focusPic .more .textNum .num{float:left; width:113px; height:19px;}
.focusPic .more .textNum .bg1{ background:url(http://tech.163.com/newimg/num1.gif);}
.focusPic .more .textNum .bg2{ background:url(http://tech.163.com/newimg/num2.gif);}
.focusPic .more .textNum .bg3{ background:url(http://tech.163.com/newimg/num3.gif);}
.focusPic .more .textNum .bg4{ background:url(http://tech.163.com/newimg/num4.gif);}
.focusPic .more .textNum .num ul{ float:left; width:113px;}
.focusPic .more .textNum .num li{float:left; width:28px; font-weight:bold;display:block; color:#fff; list-style-type:none; padding:6px 0 0;}
.focusPic .more .textNum .num li a{color:#fff; padding:0 5px; }
.focusPic .more .textNum .num li a:visited{color:#fff;}
.focusPic .more .textNum .num li a:hover{color:#ff0;}

-->
</style>
</head>

<body>
<script language="JavaScript" type="text/javascript">
var nn;
nn=1;
setTimeout('change_img()',6000);
function change_img()
{
if(nn>4) nn=1
setTimeout('setFocus1('+nn+')',6000);
nn++;
tt=setTimeout('change_img()',6000);
}
function setFocus1(i)
{
selectLayer1(i);
}
function selectLayer1(i)
{
switch(i)
{
case 1:
document.getElementById("focusPic1").style.display="block";
document.getElementById("focusPic2").style.display="none";
document.getElementById("focusPic3").style.display="none";
document.getElementById("focusPic4").style.display="none";
document.getElementById("focusPic1nav").style.display="block";
document.getElementById("focusPic2nav").style.display="none";
document.getElementById("focusPic3nav").style.display="none";
document.getElementById("focusPic4nav").style.display="none";
break;
case 2:
document.getElementById("focusPic1").style.display="none";
document.getElementById("focusPic2").style.display="block";
document.getElementById("focusPic3").style.display="none";
document.getElementById("focusPic4").style.display="none";
document.getElementById("focusPic1nav").style.display="none";
document.getElementById("focusPic2nav").style.display="block";
document.getElementById("focusPic3nav").style.display="none";
document.getElementById("focusPic4nav").style.display="none";
break;
case 3:
document.getElementById("focusPic1").style.display="none";
document.getElementById("focusPic2").style.display="none";
document.getElementById("focusPic3").style.display="block";
document.getElementById("focusPic4").style.display="none";
document.getElementById("focusPic1nav").style.display="none";
document.getElementById("focusPic2nav").style.display="none";
document.getElementById("focusPic3nav").style.display="block";
document.getElementById("focusPic4nav").style.display="none";
break;
case 4:
document.getElementById("focusPic1").style.display="none";
document.getElementById("focusPic2").style.display="none";
document.getElementById("focusPic3").style.display="none";
document.getElementById("focusPic4").style.display="block";
document.getElementById("focusPic1nav").style.display="none";
document.getElementById("focusPic2nav").style.display="none";
document.getElementById("focusPic3nav").style.display="none";
document.getElementById("focusPic4nav").style.display="block";
break;
}
}
</script>
<div class="focusPic">
<div id="focusPic1" style="display:block ;">
<div class="pic"> <a href="http://tech.163.com/special/000915SN/soft2005.html"><img src="http://cimg.163.com/tech/2006/1/18/2006011810122068706.jpg" alt="网易学院05年软件评选结果" width="240" height="180" border="0" /></a> </div>
<h2><a href="http://tech.163.com/special/000915SN/soft2005.html">网易学院05年软件评选结果</a></h2>
<p>经过大家的热情投票和我们的辛劳整理,网易学院2005年年度软件评选结果终于出炉啦。点击进入查看……<img src="/newimg/i2.gif" alt="详细" width="3" height="5" /> <a href="http://tech.163.com/special/000915SN/soft2005.html" class="cDRed">详细</a></p>
</div>
<div id="focusPic2" style="display: none ;">
<div class="pic"> <a href="http://tech.163.com/discover/"><img src="http://cimg.163.com/tech/2006/1/17/200601171557008cee7.jpg" alt="颠覆丛林动物生存法则" width="240" height="180" border="0" /></a> </div>
<h2><a href="http://tech.163.com/discover/">颠覆丛林动物生存法则</a></h2>
<p>群居动物的这种行为颠覆了我们通常认为的,在动物世界通行的 “丛林法则”,动物不都自私,不都是弱肉强食的。<img src="/newimg/i2.gif" alt="详细" width="3" height="5" /> <a href="http://tech.163.com/discover/" class="cDRed">详细</a></p>
</div>
<div id="focusPic3" style="display: none ;">
<div class="pic"> <a href="http://tech.163.com/special/00091MNJ/itobserve015.html"><img src="http://cimg.163.com/tech/2006/1/17/2006011711483290a60.jpg" alt="WAPI并非贸易阴谋" width="240" height="180" border="0" /></a> </div>
<h2><a href="http://tech.163.com/special/00091MNJ/itobserve015.html">WAPI并非贸易阴谋</a></h2>
<p>近日国家做出决定:“将向其他的国内及国外企业公布该算法”。事实证明中国WAPI标准并非是贸易阴谋。<img src="/newimg/i2.gif" alt="详细" width="3" height="5" /> <a href="http://tech.163.com/special/00091MNJ/itobserve015.html" class="cDRed">详细</a></p>
</div>
<div id="focusPic4" style="display: none ;">
<div class="pic"> <a href="http://tech.163.com/special/00091OSI/horizons.html"><img src="http://cimg.163.com/tech/2006/1/17/200601171002503f251.jpg" alt="新视野号探测冥王星特别专题" width="240" height="180" border="0" /></a> </div>
<h2><a href="http://tech.163.com/special/00091OSI/horizons.html">新视野号探测冥王星特别专题</a></h2>
<p>美国宇航局将于北京时间18日凌晨2时24分发射新视野号探测器,造访这颗人类唯一尚未探测过的行星-冥王星。<img src="/newimg/i2.gif" alt="详细" width="3" height="5" /> <a href="http://tech.163.com/special/00091OSI/horizons.html" class="cDRed">详细</a></p>
</div>
<div class="more">
<div class="textNum">
<div class="text">> 更多头图新闻</div>
<div class="num bg1" id="focusPic1nav" style="display: block;">
<ul>
<li>1</li>
<li><a href="javascript:setFocus1(2);" target="_self">2</a></li>
<li><a href="javascript:setFocus1(3);" target="_self">3</a></li>
<li><a href="javascript:setFocus1(4);" target="_self">4</a></li>
</ul>
</div>
<div class="num bg2" id="focusPic2nav" style="display: none;">
<ul>
<li><a href="javascript:setFocus1(1);" target="_self">1</a></li>
<li>2</li>
<li><a href="javascript:setFocus1(3);" target="_self">3</a></li>
<li><a href="javascript:setFocus1(4);" target="_self">4</a></li>
</ul>
</div>
<div class="num bg3" id="focusPic3nav" style="display: none;">
<ul>
<li><a href="javascript:setFocus1(1);" target="_self">1</a></li>
<li><a href="javascript:setFocus1(2);" target="_self">2</a></li>
<li>3</li>
<li><a href="javascript:setFocus1(4);" target="_self">4</a></li>
</ul>
</div>
<div class="num bg4" id="focusPic4nav" style="display: none;">
<ul>
<li><a href="javascript:setFocus1(1);" target="_self">1</a></li>
<li><a href="javascript:setFocus1(2);" target="_self">2</a></li>
<li><a href="javascript:setFocus1(3);" target="_self">3</a></li>
<li>4</li>
</ul>
</div>
</div>
</div>
</div>
</body>
</html>