要完成此效果把如下代码加入到
1<body>区域中
2
3<h2>
4<script language="JavaScript1.2">
5
6//下面设置显示效果的属性
7var message="Welcome to JavaScript Fairyland!"
8var neonbasecolor="gray"
9var neontextcolor="33ff33"
10var flashspeed=100 //in milliseconds
11
12///No need to edit below this line/////
13
14var n=0
15if (document.all){
16document.write('<font color="'+neonbasecolor+'">')
17for (m=0;m<message.length;m++)
18document.write('<span id="neonlight">'+message.charAt(m)+'</span>')
19document.write('</font>')
20
21//cache reference to neonlight array
22var tempref=document.all.neonlight
23}
24else
25document.write(message)
26
27function neon(){
28
29//Change all letters to base color
30if (n==0){
31for (m=0;m<message.length;m++)
32tempref[m].style.color=neonbasecolor
33}
34
35//cycle through and change individual letters to neon color
36tempref[n].style.color=neontextcolor
37
38if (n<tempref.length-1)
39n++
40else{
41n=0
42clearInterval(flashing)
43setTimeout("beginneon()",1500)
44return
45}
46}
47
48function beginneon(){
49if (document.all)
50flashing=setInterval("neon()",flashspeed)
51}
52beginneon()
53
54
55</script>
56</h2></body>