本文实例讲述了jQuery实现tab标签自动切换的方法。分享给大家供大家参考。具体实现方法如下:
<!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=utf-8\" />
<title>jQuery实现的tab标签自动切换效果</title>
<style type=\"text/css\">
* {
margin:0;
padding:0;
}
dl {
margin:10px auto;
width:500px;
line-height:24px;
border-left:1px solid #dcdcdc;
}
dt.active {
border-bottom:1px solid #fff;
position:relative;
}
dt {
padding:0 10px;
float:left;
border:1px solid #dcdcdc;
border-left:0;
cursor:pointer;
margin-bottom:-1px;
}
dd {
clear:both;
width:100%;
border-left:0;
border:1px solid #dcdcdc;
border-left:0;
display:none;
}
</style>
</head>
<body>
<dl>
<dt>nav1</dt>
<dt>nav2</dt>
<dt>nav3</dt>
<dd>1111111111111111111111</dd>
<dd> 2222222222222222222222</dd>
<dd> 3333333333333333333333</dd>
</dl>
<script type=\"text/javascript\" src=\"/html/txdm_2/images/20101004/jquery-1.2.6.min.js\"></script>
<script type=\"text/javascript\">
$(document).ready(function(){
$(\'dt:first\').addClass(\'active\');
$(\'dd:first\').css(\'display\',\'block\');
autoroll();
hookThumb();
});
var i=-1; //第i+1个tab开始
var offset = 2500; //轮换时间
var timer = null;
function autoroll(){
n = $(\'dt\').length-1;
i++;
if(i > n){
i = 0;
}
slide(i);
timer = window.setTimeout(autoroll, offset);
}
function slide(i){
$(\'dt\').eq(i).addClass(\'active\').siblings().removeClass(\'active\');
$(\'dd\').eq(i).css(\'display\',\'block\').siblings(\'dd\').css(\'display\',\'none\');
}
function hookThumb(){
$(\'dt\').hover(
function () {
if (timer) {
clearTimeout(timer);
i = $(this).prevAll().length;
slide(i);
}
},
function () {
timer = window.setTimeout(autoroll, offset);
this.blur();
return false;
}
);
}
</script>
</body>
</html>
希望本文所述对大家的javascript程序设计有所帮助。
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