JQ 模仿注册时等待的时间

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

    <title></title>

    <script src="Scripts/jquery-1.4.1.js" type="text/javascript"></script>

    <script type="text/javascript">

        var times = ;

        var setIntervalId;

        $(function () {

            $("#btnOk").attr("disabled", true);

            setIntervalId = setInterval("countTimes()", );

        });

        function countTimes() {

            if (times == ) {

                $("#btnOk").attr("disabled", false);

                $("#btnOk").val("同意");

                clearInterval(setIntervalId);

                return;

            }

            else {

                $("#btnOk").val("请仔细阅读条款" + times + "秒");

                times--;

            }

        }

    </script>

</head>

<body>

    <textarea>

sdfsdfsdfihoserfidfvg

</textarea>

    <input type="button" value="同意" id="btnOk" />

</body>

</html>
btnOK

JQ 模仿注册时等待的时间
