注册中。的60秒倒计时的一个小JAVASCRIPT（酷）

 1<table align="center" border="0" cellpadding="10" cellspacing="0" name="agree" width="80%">
 2<tr align="center">
 3<td align="right" width="50%">
 4<form action="reg_shang.asp?action=yes" method="post" name="register">
 5<input name="action" type="hidden" value="agree"/><input class="go-wenbenkuang" name="Submit" type="submit" value=" 同意注册 "/>
 6</form>
 7</td>
 8<td align="left" width="50%">
 9<form action="index.asp" method="post"><input class="go-wenbenkuang" type="submit" value=" 我不同意 "/></form></td>
10</tr>
11</table>

 1<script>   
 2secs = 60; // Number of secs to delay -CHINA-studio   
 3wait = secs * 100;   
 4document.forms.register.Submit.disabled =true;   
 5for(i=1;i<=(wait/100);i++) {   
 6window.setTimeout("doUpdate(" + i + ")", i * 100);   
 7}   
 8window.setTimeout("Timer()", wait); 
 9
10function doUpdate(num) {   
11if(num == (wait/100)) {   
12document.forms.register.Submit.value = " 同意注册 ";   
13} else {   
14wut = (wait/100)-num;   
15document.forms.register.Submit.value = " 同意前请先阅读 (" + wut + ")";   
16}   
17} 
18
19function Timer() {   
20document.forms.register.Submit.disabled =false;   
21}   
22</script>