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使用JS實現(xiàn)倒計時功能
1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
2<HTML>
3<HEAD>
4<TITLE>倒計時</TITLE>
5<META NAME="Generator" CONTENT="EditPlus">
6<META NAME="Author" CONTENT="">
7<META NAME="Keywords" CONTENT="">
8<META NAME="Description" CONTENT="">
9</HEAD>
10
11<BODY>
12 <div id="TimeCounter" style="border:1px solid black;margin:1px;padding:2px;width:170px"></div>
13<SCRIPT language=javascript>
14<!--
15function show_date_time(){
16 window.setTimeout("show_date_time()", 1000);
17 target=new Date(2007,9,19,10,13,0);
18 today=new Date();
19 timeold=(target.getTime()-today.getTime());
20
21 sectimeold=timeold/1000
22 secondsold=Math.floor(sectimeold);
23 msPerDay=24*60*60*1000
24 e_daysold=timeold/msPerDay
25 daysold=Math.floor(e_daysold);
26 e_hrsold=(e_daysold-daysold)*24;
27 hrsold=Math.floor(e_hrsold);
28 e_minsold=(e_hrsold-hrsold)*60;
29 minsold=Math.floor((e_hrsold-hrsold)*60);
30 seconds=Math.floor((e_minsold-minsold)*60);
31
32 if (daysold<0) {
33 document.getElementById("TimeCounter").innerHTML="逾期,倒計時已經(jīng)失效";
34}
35 else{
36 if (daysold<10) {daysold="0"+daysold}
37 if (daysold<100) {daysold="0"+daysold}
38 if (hrsold<10) {hrsold="0"+hrsold}
39 if (minsold<10) {minsold="0"+minsold}
40 if (seconds<10) {seconds="0"+seconds}
41 if (daysold<3) {
42 document.getElementById("TimeCounter").innerHTML="<font color=red>"+daysold+"天"+hrsold+"小時"+minsold+"分"+seconds+"秒</font>";
43}
44 else
45 document.getElementById("TimeCounter").innerHTML=daysold+"天"+hrsold+"小時"+minsold+"分"+seconds+"秒";
46}
47}
48show_date_time();
49//-->
50</SCRIPT></div>
51</BODY>
52</HTML>
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| 作者：未知 | 文章來源：自學編程網(wǎng) | 更新時間：2008-1-2 12:40:12
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