js 显示友好时间

//友好的时间返回函数（如：10分钟前）time_stamp为UNIX秒数

function friendly_time(time_stamp)

{

    var now_d = new Date();

    var now_time = now_d.getTime() / 1000; //获取当前时间的秒数

    var f_d = new Date();

    f_d.setTime(time_stamp * 1000);

    var f_time = f_d.toLocaleDateString();



    var ct = now_time - time_stamp;

    var day = 0;

    if (ct < 0)

    {

        f_time = "【预约】" + f_d.toLocaleString();

    }

    else if (ct < 60)

    {

        f_time = Math.floor(ct) + '秒前';

    }

    else if (ct < 3600)

    {

        f_time = Math.floor(ct / 60) + '分钟前';

    }

    else if (ct < 86400)//一天

    {

        f_time = Math.floor(ct / 3600) + '小时前';

    }

    else if (ct < 604800)//7天

    {

        day = Math.floor(ct / 86400);

        if (day < 2)

            f_time = '昨天';

        else

            f_time = day + '天前';

    }

    else

    {

        day = Math.floor(ct / 86400);

        f_time = day + '天前';

    }

    return f_time;

}









function getd(time1)

{

    var da = new Date();

    sda = new Date(time1);

    var time2 = da.getTime();

    var time = 0;

    if (time1 > time2)

    {

        time = time1 - time2;

        sda = da;

    } else

    {

        time = time2 - time1;

    }

    if (time < 1000) return "刚刚";

    time = parseInt(time / 1000);

    if (time > 86400)

    {

        var day = parseInt(time / (24 * 60 * 60));

        if (day == 1)

        {

            return "昨天(" + sda.getHours() + ":" + sda.getMinutes() + ")";

        } else if (day < 30)

        {

            return day + "天前";

        } else if (day < 360)

        {

            var moth = parseInt(day / 30);

            return moth + "个月前";

        } else

        {

            var year = parseInt(day / 360);

            return year + "年前";

        };

    } else if (time > 3600)

    {

        var hour = parseInt(time / (60 * 60));

        return hour + "小时前";

    } else if (time > 60)

    {

        var hour = parseInt(time / 60);

        return hour + "分钟前";

    } else

    {

        return time + "秒前";

    }

}

有时win7系统会把时间自动显示为带星期的格式，需要对时间格式处理

var rg = new RegExp("[星期一二三四五六日]","g");


var q = obj_datetine.replace(rg, "").replace("-","/");//obj_datetine为要处理的时间参数

var d = new Date(Date.parse(q)); 

return friendly_time(d.getTime() / 1000);