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JavaScript 逼真图片倒计时实现代码

　　本文标签：图片倒计时

<!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>逼真图片倒计时</title> 
<meta http-equiv="content-type" content="text/html;charset=gb2312"> 
<style type="text/css"> 
.time{width:200px;height:25px;border:1px red solid;overflow:hidden;} 
.time span{float:left;line-height:25px;height:25px;overflow:hidden;} 
.time span.danwei{padding:0 1px;} 
.clear{height:0;clear:both;overflow:hidden;} 
</style> 
</head> 
<body> 
距离发射升空还有： 
<div class="time" id="time1"> 
<span><img id="hour_01" alt="" src="http://files.jb51.net/upload/201009/20100917154719975.jpg"></span> 
<span><img id="hour_02" alt="" src="http://files.jb51.net/upload/201009/20100917154719975.jpg"></span> 
<span><img id="hour_03" alt="" src="http://files.jb51.net/upload/201009/20100917154719975.jpg"></span> 
<span class="danwei">：</span> 
<span><img id="minute_01" alt="" src="http://files.jb51.net/upload/201009/20100917154719975.jpg"></span> 
<span><img id="minute_02" alt="" src="http://files.jb51.net/upload/201009/20100917154719975.jpg"></span> 
<span class="danwei">：</span> 
<span><img id="second_01" alt="" src="http://files.jb51.net/upload/201009/20100917154719975.jpg"></span> 
<span><img id="second_02" alt="" src="http://files.jb51.net/upload/201009/20100917154719975.jpg"></span> 
<br class="clear"> 
</div> 
<script type="text/javascript"> 
var overa; 
overa = new Date(2010, 10, 01, 00, 00);///第数日时间当时间超过999小时 
var localNow = new Date(); 
function clock1(){ 
var local = new Date(); 
var intDiff = overa.getTime() - local.getTime(); 
if(intDiff <= 0){document.getElementById(time1).innerHTML = "活动已结束！";//显示活动结束 
return false;} 
var day = Math.floor(intDiff / (1000 * 60 * 60 * 24)); 
var hour = Math.floor(intDiff / (1000 * 60 * 60)) - (day * 24); 
var hour2 = Math.floor(intDiff / (1000 * 60 * 60)); 
var minute = Math.floor(intDiff / (1000 * 60)) - (day * 24 * 60) - (hour * 60); 
var second = Math.floor(intDiff / 1000) - (day * 24 * 60 * 60) - (hour * 60 * 60) - (minute * 60); 
if (hour2 <= 99) hour2 = 0 + hour2; 
if (day <= 9) day = 0 + day; 
if (hour2 <= 9) hour2 = 0 + hour2; 
if (minute <= 9) minute = 0 + minute; 
if (second <= 9) second = 0 + second; 
document.getElementById(hour_01).style.marginTop = (hour2.toString().substr(0,1)) * (-25) +px; 
document.getElementById(hour_02).style.marginTop = (hour2.toString().substr(1,1)) * (-25) +px; 
document.getElementById(hour_03).style.marginTop = (hour2.toString().substr(2,1)) * (-25) +px; 
document.getElementById(minute_01).style.marginTop = (minute.toString().substr(0,1)) * (-25) +px; 
document.getElementById(minute_02).style.marginTop = (minute.toString().substr(1,1)) * (-25) +px; 
document.getElementById(second_01).style.marginTop = (second.toString().substr(0,1)) * (-25) +px; 
document.getElementById(second_02).style.marginTop = (second.toString().substr(1,1)) * (-25) +px; 
setTimeout("clock1()", 1000); 
} 
clock1(); 
</script> 
</body> 
</html>

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