JS实现切换标签页效果实例代码
在网页<head>区添加以下代码
<style type="text/css">
<!--
BODY {
PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-SIZE: 12px; PADDING-BOTTOM: 0px; MARGIN: 0px auto; COLOR: black; LINE-HEIGHT: 150%; PADDING-TOP: 10px; TEXT-ALIGN: center
}
.dis {
DISPLAY: block
}
.undis {
DISPLAY: none
}
#cntR {
WIDTH: 302px
}
#NewsTop {
CLEAR: both; MARGIN-BOTTOM: 16px
}
#NewsTop P {
FLOAT: left; LINE-HEIGHT: 21px
}
#NewsTop P.topTit {
FONT-WEIGHT: bold; WIDTH: 117px
}
#NewsTop P.topC0 {
BACKGROUND: #dcdcdc; BORDER-LEFT: #f2f2f2 1px solid; WIDTH: 40px; CURSOR: pointer
}
#NewsTop P.topC1 {
BACKGROUND: #c2130e; BORDER-LEFT: #f2f2f2 1px solid; WIDTH: 40px; COLOR: #fff
}
#NewsTop #NewsTop_tit {
BORDER-BOTTOM: #c2130e 3px solid; HEIGHT: 21px
}
#NewsTop #NewsTop_cnt {
PADDING-LEFT: 32px; BACKGROUND: url(http://www.jb51.net/code/table/tab/o2007320133249.gif) no-repeat 12px 13px; LINE-HEIGHT: 26px; PADDING-TOP: 7px; HEIGHT: 260px; TEXT-ALIGN: left
}
#NewsTop #NewsTop_cnt A {
COLOR: #666; TEXT-DECORATION: none
}
#NewsTop #NewsTop_cnt A:hover {
COLOR: #c2130e; TEXT-DECORATION: underline
}
-->
</style>
在网页<body>区添加以下代码
<DIV id=cntR>
<DIV id=NewsTop>
<DIV id=NewsTop_tit>
<P class="topTit">新闻排行</P>
<P class="topC0">国内</P>
<P class="topC0">国际</P>
<P class="topC0">社会</P>
<P class="topC0">网评</P>
</DIV>
<DIV id=NewsTop_cnt><SPAN title="Don't delete me"></SPAN>
<SPAN>
<A href="http://www.jb51.net" target=_self>脚本之家</A><BR>
<A href="http://play.jb51.net" target=_self>播放器之家</A><BR>
<A href="http://mingzi.jb51.net" target=_self>个性名字网</A><BR>
<A href="http://office.jb51.net" target=_self>Office之家</A><BR>
<A href="http://sc.jb51.net" target=_self>素材之家</A><BR>
<A href="http://yueduqi.jb51.net" target=_self>阅读器之家</A><BR>
<div align="right"><A href="http://www.jb51.net" target=_self>...more</A></div>
</SPAN>
<SPAN>
<A href="http://www.jb51.net" target=_self>脚本之家</A><BR>
<A href="http://play.jb51.net" target=_self>播放器之家</A><BR>
<A href="http://mingzi.jb51.net" target=_self>个性名字网</A><BR>
<A href="http://office.jb51.net" target=_self>Office之家</A><BR>
<A href="http://sc.jb51.net" target=_self>素材之家</A><BR>
<A href="http://yueduqi.jb51.net" target=_self>阅读器之家</A><BR>
<div align="right"><A href="http://www.jb51.net" target=_self>...more</A></div>
</SPAN>
<SPAN>
<A href="http://www.jb51.net" target=_self>脚本之家</A><BR>
<A href="http://play.jb51.net" target=_self>播放器之家</A><BR>
<A href="http://mingzi.jb51.net" target=_self>个性名字网</A><BR>
<A href="http://office.jb51.net" target=_self>Office之家</A><BR>
<A href="http://sc.jb51.net" target=_self>素材之家</A><BR>
<A href="http://yueduqi.jb51.net" target=_self>阅读器之家</A><BR>
<div align="right"><A href="http://www.jb51.net" target=_self>...more</A></div>
</SPAN>
<SPAN>
<A href="http://www.jb51.net" target=_self>脚本之家</A><BR>
<A href="http://play.jb51.net" target=_self>播放器之家</A><BR>
<A href="http://mingzi.jb51.net" target=_self>个性名字网</A><BR>
<A href="http://office.jb51.net" target=_self>Office之家</A><BR>
<A href="http://sc.jb51.net" target=_self>素材之家</A><BR>
<A href="http://yueduqi.jb51.net" target=_self>阅读器之家</A><BR>
<div align="right"><A href="http://www.jb51.net" target=_self>...more</A></div>
</SPAN>
</DIV>
<SCRIPT>
var Tags=document.getElementById('NewsTop_tit').getElementsByTagName('p');
var TagsCnt=document.getElementById('NewsTop_cnt').getElementsByTagName('span');
var len=Tags.length;
var flag=1;//修改默认值
for(i=1;i<len;i++){
Tags[i].value = i;
Tags[i].onmouseover=function(){changeNav(this.value)};
TagsCnt[i].className='undis';
}
Tags[flag].className='topC1';
TagsCnt[flag].className='dis';
function changeNav(v){
Tags[flag].className='topC0';
TagsCnt[flag].className='undis';
flag=v;
Tags[v].className='topC1';
TagsCnt[v].className='dis';
}
</SCRIPT>
</DIV>
</DIV>
