js 倒计时 

 1 <!--单位：秒-->
 2 剩余时间：<span id="endtime">900000</span>
 3 <script type="text/javascript">
 4     var CID = "endtime";
 5     if (window.CID != null) {
 6         var iTime = document.getElementById(CID).innerText;
 7         var Account;
 8         RemainTime();
 9     }
10     function RemainTime() {
11         var iDay, iHour, iMinute, iSecond;
12         var sDay = "", sHour = "", sMinute = "", sSecond = "", sTime = "";
13         if (iTime >= 0) {
14             iDay = parseInt(iTime / 24 / 3600);
15             if (iDay > 0) {
16                 sDay = iDay + "天";
17             }
18             iHour = parseInt((iTime / 3600) % 24);
19             if (iHour > 0) {
20                 sHour = iHour + "小时";
21             }
22             iMinute = parseInt((iTime / 60) % 60);
23             if (iMinute > 0) {
24                 sMinute = iMinute + "分钟";
25             }
26             iSecond = parseInt(iTime % 60);
27             if (iSecond >= 0) {
28                 sSecond = iSecond + "秒";
29             }
30             if ((sDay == "") && (sHour == "")) {
31                 sTime = "<span style='color:darkorange'>" + sMinute + sSecond + "</font>";
32             }
33             else {
34                 sTime = sDay + sHour + sMinute + sSecond;
35             }
36             if (iTime == 0) {
37                 clearTimeout(Account);
38                 sTime = "<span style='color:green'>时间到了！</span>";
39             }
40             else {
41                 Account = setTimeout("RemainTime()", 1000);
42             }
43             iTime = iTime - 1;
44         }
45         else {
46             sTime = "<span style='color:red'>倒计时结束！</span>";
47         }
48         document.getElementById(CID).innerHTML = sTime;
49     }
50 </script>
View Code

 

posted @ 2013-07-24 11:17  海藻  阅读(189)  评论(0)    收藏  举报