$(function() {var _minute = parseInt("${exampaper.paperTime }");var _expiresHours = _minute * 60 * 1000;if(!hasSetCookie()){addCookie("${examinee.examineeId}", _expiresHours, _expiresHours);} settime($("#remainTime")); });function hasSetCookie(){var strCookie = document.cookie;var arrCookie = strCookie.split("; ");for (var i = 0; i < arrCookie.length; i++) {var arr = arrCookie[i].split("=");if (arr[0] == "${examinee.examineeId}") {return true;}};return false;}//开始倒计时function settime(remainTime) {var _time = getCookieValue("871d31bacfd4451484c5f70f8860c2a9");var _countdown = parseInt(getCookieValue("${examinee.examineeId}")) / 1000;if (_countdown <= 0) {alert("考试时间到！");endExam();} else {var _second = _countdown % 60;var _minute = parseInt(_countdown / 60) % 60;var _hour = parseInt(parseInt(_countdown / 60) / 60);if (_hour < 10)_hour = "0" + _hour.toString();if (_second < 10)_second = "0" + _second.toString();if (_minute < 10)_minute = "0" + _minute.toString();remainTime.html(_hour + ":" + _minute + ":" + _second);_countdown--;editCookie("${examinee.examineeId}", _countdown * 1000, _countdown * 1000);}//每1000毫秒执行一次setTimeout(function() {settime(remainTime);}, 1000);};//时添加cookiefunction addCookie(name, value, expiresHours) {var cookieString = name + "=" + escape(value); //escape() 函数可对字符串进行编码，这样就可以在所有的计算机上读取该字符串。//判断是否设置过期时间,0代表关闭浏览器时失效if (expiresHours > 0) {var date = new Date();date.setTime(date.getTime() + expiresHours * 1000);cookieString = cookieString + ";expires=" + date.toUTCString();}document.cookie = cookieString;}//修改cookie的值function editCookie(name, value, expiresHours) {var cookieString = name + "=" + escape(value);if (expiresHours > 0) {var date = new Date();date.setTime(date.getTime() + expiresHours * 1000); //单位是毫秒cookieString = cookieString + ";expires=" + date.toGMTString();}document.cookie = cookieString;}//根据名字获取cookie的值function getCookieValue(name) {var strCookie = document.cookie;var arrCookie = strCookie.split("; ");for (var i = 0; i < arrCookie.length; i++) {var arr = arrCookie[i].split("=");if (arr[0] == name) {return unescape(arr[1]);break;} else {continue;};};}

<script language="javascript" type = "text/javascript">function GetCookieByName(name) {//获取cookie字符串 var strCookie = document.cookie;//将多cookie切割为多个名/值对 var arrCookie = strCookie.split("; ");var userId;//遍历cookie数组，处理每个cookie对 for (var i = 0; i < arrCookie.length; i++) {var arr = arrCookie[i].split("=");//找到名称为name的cookie，并返回它的值 if (name == arr[0]) {userId = arr[1];break;}}return userId; }function Change(m, s) {s = s - 1;if (s < 0) {s = 60 + s;m = m - 1;}if (m == 10 && s == 0) {alert("离答题结束还有10分钟，请尽快完成题目！");}document.getElementById("divtime").innerHTML = m + "分" + s + "秒";document.cookie = "m=" + m;document.cookie = "s=" + s;setTimeout(function() {Change(m,s);}, 1000);}window.onload = function() {//SetCookie(20, 20);var m = GetCookieByName("m");var s = GetCookieByName("s");Change(m, s);}</script>