function CurrentTime() {
    var date = new Date();
    var year = date.getFullYear();
    var month = date.getMonth() + 1;
    var day = date.getDate();
    var hour = date.getHours();
    var minute = date.getMinutes();
    var second = date.getSeconds();
    month = month < 10 ? ("0" + month) : month;
    day = day < 10 ? ("0" + day) : day;
    hour = hour < 10 ? ("0" + hour) : hour;
    minute = minute < 10 ? ("0" + minute) : minute;
    second = second < 10 ? ("0" + second) : second;
    var Timer = year + '-' + month + '-' + day + ' ' + hour + ':' + minute + ':' + second;
    //在页面上插入日期
    $("#current-time").html(Timer);
    setTimeout(function () {
        CurrentTime();
    }, 1000);


}

在页面内容加载完成后执行