设置建站的日期时间，动态显示已经稳定运行多长时间。

张戈博客版

    <script>
        function secondToDate(second) {
            if (!second) {
                return 0;
            }
            var time = new Array(0, 0, 0, 0, 0);
            if (second >= 365 * 24 * 3600) {
                time[0] = parseInt(second / (365 * 24 * 3600));
                second %= 365 * 24 * 3600;
            }
            if (second >= 24 * 3600) {
                time[1] = parseInt(second / (24 * 3600));
                second %= 24 * 3600;
            }
            if (second >= 3600) {
                time[2] = parseInt(second / 3600);
                second %= 3600;
            }
            if (second >= 60) {
                time[3] = parseInt(second / 60);
                second %= 60;
            }
            if (second > 0) {
                time[4] = second;
            }
            return time;
        }
    </script>
    <script type="text/javascript" language="javascript">
        function setTime() {
            // 博客创建时间秒数，时间格式中，月比较特殊，是从0开始的，所以想要显示5月，得写4才行，如下
            var create_time = Math.round(new Date(Date.UTC(2016, 11, 1, 0, 0, 0))
                    .getTime() / 1000);
            // 当前时间秒数,增加时区的差异
            var timestamp = Math.round((new Date().getTime() + 8 * 60 * 60 * 1000) / 1000);
            currentTime = secondToDate((timestamp - create_time));
            currentTimeHtml = currentTime[0] + '年' + currentTime[1] + '天'
                    + currentTime[2] + '时' + currentTime[3] + '分' + currentTime[4]
                    + '秒';
            document.getElementById("htmer_time").innerHTML = currentTimeHtml;
        }
        setInterval(setTime, 1000);
    </script>
       博客稳定运行：<span id="htmer_time" style="color: red;"></span>

其他

    <span id="timeDate">载入天数...</span>
    <span id="times">载入时分秒...</span>
    <script>
        // <![CDATA[
        var now = new Date();

        function createtime() {
            var grt = new Date("11/1/2016 00:00:00"); //此处修改你的建站时间或者网站上线时间
            now.setTime(now.getTime() + 250);
            days = (now - grt) / 1000 / 60 / 60 / 24;
            dnum = Math.floor(days);
            hours = (now - grt) / 1000 / 60 / 60 - (24 * dnum);
            hnum = Math.floor(hours);
            if (String(hnum).length == 1) {
                hnum = "0" + hnum;
            }
            minutes = (now - grt) / 1000 / 60 - (24 * 60 * dnum) - (60 * hnum);
            mnum = Math.floor(minutes);
            if (String(mnum).length == 1) {
                mnum = "0" + mnum;
            }
            seconds = (now - grt) / 1000 - (24 * 60 * 60 * dnum) - (60 * 60 * hnum) - (60 * mnum);
            snum = Math.round(seconds);
            if (String(snum).length == 1) {
                snum = "0" + snum;
            }
            document.getElementById("timeDate").innerHTML = "博客稳定运行" + dnum + "天";
            document.getElementById("times").innerHTML = hnum + "小时" + mnum + "分" + snum + "秒";
        }
        setInterval("createtime()", 250);
        // ]]>
    </script>