JavaScript复习--阅读协议条款时（注册/确定）按钮10秒倒计时
<body>
<div><input type="submit" id="di" /></div>
<script type="text/javascript">
document.getElementById("di").disabled = true;
var wait = 10;
function updateTime()
{
if (wait == 0) {
document.getElementById("di").disabled = false;
document.getElementById("di").value = "确定";
}
else {
document.getElementById("di").value = "还剩" + wait + "秒";
wait--;
setTimeout("updateTime()",1000);
}
}
updateTime();
</script>
</body>
