有趣的JavaScript小程序

浏览数：99 / 时间：2015年06月08日

 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>