js 切换选项卡代码

2016-02-22    编辑:drise12     点击(
js 切换选项卡代码

<!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>
<title>滚动切换选项卡</title>
<meta http-equiv="content-type" content="text/html;charset=gb2312">
<!--把下面代码加到<head>与</head>之间-->
<style type="text/css">
* {
margin:0;
padding:0;
font-size:12px;
}
img {
border:none;
}
ul,ol {
list-style:none;
}
#content {
margin:20px auto;
border:1px solid #a5b5c0;
width:188px;
height:241px;
background:url(http://www.zzsky.cn/effect/images/200905140850/dot.gif);
overflow:hidden;
}
#title {
height:17px;
*height:16px;
background:url(http://www.zzsky.cn/effect/images/200905140850/dotline.gif) repeat-x;
border-bottom:1px solid #a5b5c0;
padding:3px 0 0 6px;
*padding:4px 0 0 6px;
font-weight:700;
}
#title li {
float:left;
display:inline;
width:92px;
}
#tit_l {
float:left;
width:92px;
overflow:hidden;
height:14px;
}
#tit_r {
float:right;
margin-top:-1px;
*margin-top:-2px;
}
#tit_r img {
margin-right:4px;
cursor:pointer;
}
#tit_r img:hover {
filter: Alpha(Opacity=70);
-moz-opacity: 0.7;
opacity: 0.7;
}
#text {
clear:both;
height:210px;
}
#text ul {
background:url(http://zzsky.cn/effect/images/200905140850/dotcount.gif) no-repeat 12px 4px;
margin:6px 0;
}
#text li {
padding-left:34px;
line-height:21px;
}
#text li a {
color:#123b8d;
text-decoration:none;
}
#text li a:hover {
text-decoration:underline;
}
</style>
</head>
<body>
<!--把下面代码加到<body>与</body>之间-->
<DIV id="content">
  <DIV id="title">
    <DIV id="tit_l">
      <DIV id="mytit">
        <UL>
          <LI>最新更新</LI>
          <LI>下载排行</LI>
          <LI>最受关注</LI>
        </UL>
      </DIV>
    </DIV>
    <DIV id="tit_r"><IMG alt="" src="http://www.zzsky.cn/effect/images/200905140850/dotleft.gif"><IMG alt="" src="http://www.zzsky.cn/effect/images/200905140850/dotright.gif"></DIV>
  </DIV>
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    <UL id="c3">
      <li><a href="#" target="_blank">VC++实现超酷QQ界面</a></li>
      <li><a href="#" target="_blank">基于C#同步套接字</a></li>
      <li><a href="#" target="_blank">《网页制作完全手册》chm</a></li>
      <li><a href="#" target="_blank">VB调用模板进行打印的实例</a></li>
      <li><a href="#" target="_blank">ASP.net报表设计源码包</a></li>
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      <li><a href="#" target="_blank">DCS PHP在线记账/记事本</a></li>
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      <li><a href="#" target="_blank">仿支付宝CSS网站导航栏</a></li>
    </UL>
  </DIV>
</DIV>
<script type="text/javascript">
var myTitle = document.getElementById("mytit");
myTitle.innerHTML += myTitle.innerHTML;
var lists = myTitle.getElementsByTagName("li");
var num = lists.length - 2;
//alert(num)
myTitle.style.width = (num+1) * 92;//计算标题长度
var ele = document.getElementById("tit_l");
var w = ele.clientWidth;
var n = 18;
var t = 38;//数值越小速度越快
var times = new Array(n);
var k = 0;
var l = 0;
yahooo(0);
function yahooo(s)
{
if(k >= num && s > 0)
{
ele.scrollLeft = w;
k = 1;
}
if(k < 1 && s < 0)
{
ele.scrollLeft = (num-1) * w;
k = num-1;
}
k += s;
var x = ele.scrollLeft;
var d = k * w - x;
for(i=0;i<n;i++)
(
function()
{
if(times[i]) {clearTimeout(times[i])} ;
var j = i;
times[i] = setTimeout(function(){ele.scrollLeft=x+Math.round(d*Math.sin(Math.PI*(j+1)/(2*n)));},(i+1)*t);
}
)();
}
var imgs = document.getElementById("tit_r").getElementsByTagName("img");
var c1 = document.getElementById("c1");
var c2 = document.getElementById("c2");
var c3 = document.getElementById("c3");
imgs[0].onclick = function()
{
yahooo(-1);
if(k==0){c1.style.display = "block";c2.style.display = "none";c3.style.display = "none";}
if(k==1){c1.style.display = "none";c2.style.display = "block";c3.style.display = "none";}
if(k==2){c1.style.display = "none";c2.style.display = "none";c3.style.display = "block";}
}
imgs[1].onclick = function()
{
yahooo(1);
if(k==0 || k==3){c1.style.display = "block";c2.style.display = "none";c3.style.display = "none";}
if(k==1 || k==4){c1.style.display = "none";c2.style.display = "block";c3.style.display = "none";}
if(k==2){c1.style.display = "none";c2.style.display = "none";c3.style.display = "block";}
}
</script>
</body>
</html>