1 <!doctype html>
2 <html lang="en">
3 <head>
4 <meta charset="UTF-8">
5 <meta name="Generator" content="EditPlus®">
6 <meta name="Author" content="">
7 <meta name="Keywords" content="">
8 <meta name="Description" content="">
9 <title>倒计时</title>
10 </head>
11
12 <script type="text/javascript">
13 <!--
14 h= 0
15 m= 0
16 s= 30
17
18 function cal()
19 {
20 --s
21 if (s < 0)
22 {
23 --m
24 s= 59
25 }
26 if (m < 0)
27 {
28 --h
29 m= 59
30 }
31 if(h>=0) document.aa.t1.value= h+": "+m+": "+s
32 else {
33 alert("考试结束,恭喜你撑到了最后!")
34 num= 8
35 s= "Do you want to anymore? \n "
36 hehe= "0.0 "
37 haha= "~.~ "
38 for(i=1; i<=num; ++i) {
39 str= s
40 for(j=1; j<=i; ++j) str= str+ ( Math.random( )< 0.5 ? hehe: haha )
41 alert ( str )
42 }
43 return
44 }
45 setTimeout("cal()",200)
46 }
47 //-->
48 </script>
49
50 <body bgcolor= #33ffff>
51 <form name="aa">
52 距离考试结束还剩下:
53 <input type=text name="t1">
54 </form>
55 <SCRIPT LANGUAGE="JavaScript">
56 <!--
57 cal()
58 //-->
59 </SCRIPT>
60 </body>
61 </html>