jquery网页倒计时效果，秒杀，限时抢购！
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>jquery版的网页倒计时效果</title>
<meta http-equiv="Content-type" content="text/html;charset=UTF-8" />
<meta content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0,user-scalable=no" name="viewport" id="viewport">
<meta name="format-detection" content="telephone=no" />
<meta content="yes" name="apple-mobile-web-app-capable" />
<meta content="black" name="apple-mobile-web-app-status-bar-style" />
<style type="text/css">
.time-item strong {
background: #C71C60;
color: #fff;
line-height: 49px;
font-size: 36px;
font-family: Arial;
padding: 0 10px;
margin-right: 10px;
border-radius: 5px;
box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
}
#day_show {
float: left;
line-height: 49px;
color: #c71c60;
font-size: 32px;
margin: 0 10px;
font-family: Arial, Helvetica, sans-serif;
}
.item-title .unit {
background: none;
line-height: 49px;
font-size: 24px;
padding: 0 10px;
float: left;
}
</style>
<script type="text/javascript" src="js/jquery.min.js"></script>
<script type="text/javascript">
var intDiff = parseInt(500000); //倒计时总秒数量
function timer(intDiff) {
window.setInterval(function() {
var day = 0,
hour = 0,
minute = 0,
second = 0; //时间默认值
if (intDiff > 0) {
day = Math.floor(intDiff / (60 * 60 * 24));
hour = Math.floor(intDiff / (60 * 60)) - (day * 24);
minute = Math.floor(intDiff / 60) - (day * 24 * 60) - (hour * 60);
second = Math.floor(intDiff) - (day * 24 * 60 * 60) - (hour * 60 * 60) - (minute * 60);
}
if (minute <= 9) minute = '0' + minute;
if (second <= 9) second = '0' + second;
$('#day_show').html(day + "天");
$('#hour_show').html('<s id="h"></s>' + hour + '时');
$('#minute_show').html('<s></s>' + minute + '分');
$('#second_show').html('<s></s>' + second + '秒');
intDiff--;
}, 1000);
}
$(function() {
timer(intDiff);
});
</script>
</head>
<body>
<div class="time-item">
<span id="day_show">0天</span>
<strong id="hour_show">0时</strong>
<strong id="minute_show">0分</strong>
<strong id="second_show">0秒</strong>
</div>
<!--倒计时模块-->
</body>
</html>
改造，支持多个倒计时同时进行！
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>jquery版的网页倒计时效果</title>
<meta http-equiv="Content-type" content="text/html;charset=UTF-8" />
<meta content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0,user-scalable=no" name="viewport" id="viewport">
<meta name="format-detection" content="telephone=no" />
<meta content="yes" name="apple-mobile-web-app-capable" />
<meta content="black" name="apple-mobile-web-app-status-bar-style" />
<style type="text/css">
.time-item strong {
background: #C71C60;
color: #fff;
line-height: 49px;
font-size: 36px;
font-family: Arial;
padding: 0 10px;
margin-right: 10px;
border-radius: 5px;
box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
}
.day_show {
float: left;
line-height: 49px;
color: #c71c60;
font-size: 32px;
margin: 0 10px;
font-family: Arial, Helvetica, sans-serif;
}
.item-title .unit {
background: none;
line-height: 49px;
font-size: 24px;
padding: 0 10px;
float: left;
}
</style>
<script type="text/javascript" src="js/jquery.min.js"></script>
<script type="text/javascript">
var firstIntDiff = parseInt(500000); //倒计时总秒数量
var secondIntDiff = parseInt(5000); //倒计时总秒数量
function timer(intDiff,idName) {
window.setInterval(function() {
var day = 0,
hour = 0,
minute = 0,
second = 0; //时间默认值
if (intDiff > 0) {
day = Math.floor(intDiff / (60 * 60 * 24));
hour = Math.floor(intDiff / (60 * 60)) - (day * 24);
minute = Math.floor(intDiff / 60) - (day * 24 * 60) - (hour * 60);
second = Math.floor(intDiff) - (day * 24 * 60 * 60) - (hour * 60 * 60) - (minute * 60);
}
if (minute <= 9) minute = '0' + minute;
if (second <= 9) second = '0' + second;
$(idName+' .day_show').html(day + "天");
$(idName+' .hour_show').html('<s id="h"></s>' + hour + '时');
$(idName+' .minute_show').html('<s></s>' + minute + '分');
$(idName+' .second_show').html('<s></s>' + second + '秒');
intDiff--;
}, 1000);
}
$(function() {
timer(firstIntDiff,'#first');
timer(secondIntDiff,'#second');
});
</script>
</head>
<body>
<div id="first" class="time-item">
<span class="day_show">0天</span>
<strong class="hour_show">0时</strong>
<strong class="minute_show">0分</strong>
<strong class="second_show">0秒</strong>
</div>
<!--倒计时模块-->
<div id="second" class="time-item">
<span class="day_show">0天</span>
<strong class="hour_show">0时</strong>
<strong class="minute_show">0分</strong>
<strong class="second_show">0秒</strong>
</div>
</body>
</html>
本文转自TBHacker博客园博客，原文链接：http://www.cnblogs.com/jiqing9006/p/5737312.html，如需转载请自行联系原作者
