function fillZero(str) {
        var realNum;
        if (str < 10) {
            realNum = '0' + str;
        } else {
            realNum = str;
        }
        return realNum;
    }
function getTime() {
        var myDate = new Date();
        var myYear = myDate.getFullYear(); //获取完整的年份(4位,1970-????)
        var myMonth = myDate.getMonth() + 1; //获取当前月份(0-11,0代表1月)
        var myToday = myDate.getDate(); //获取当前日(1-31)
        var myDay = myDate.getDay(); //获取当前星期X(0-6,0代表星期天)
        var myHour = myDate.getHours(); //获取当前小时数(0-23)
        var myMinute = myDate.getMinutes(); //获取当前分钟数(0-59)
        var mySecond = myDate.getSeconds(); //获取当前秒数(0-59)
        var week = ['星期日', '星期一', '星期二', '星期三', '星期四', '星期五', '星期六'];
        var nowTime;
        nowTime = myYear + '-' + fillZero(myMonth) + '-' + fillZero(myToday) + '&nbsp;&nbsp;' + week[myDay] +
            '&nbsp;&nbsp;' + fillZero(myHour) + ':' + fillZero(myMinute) + ':' + fillZero(mySecond);
        $('#time').html(nowTime);
};
setInterval(getTime, 1000);