2017-06-05 20:33:39发布第一篇博客 坚持写博客时间统计代码(某个时间到当前时间的统计)

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<span class="my-face">坚持写博客：</span> <span id="span" style="color: #2F889A;"></span>
<script type="text/javascript" language="JavaScript">
    function date_time(){
        window.setTimeout("show_date_time()", 1000);
        BirthDay=new Date("06/05/2017 20:33:39");
        today=new Date();
        timeold=(today.getTime()-BirthDay.getTime());
        sectimeold=timeold/1000
        secondsold=Math.floor(sectimeold);
        msPerDay=24*60*60*1000
        e_daysold=timeold/msPerDay
        daysold=Math.floor(e_daysold);
        e_hrsold=(e_daysold-daysold)*24;
        hrsold=Math.floor(e_hrsold);
        e_minsold=(e_hrsold-hrsold)*60;
        minsold=Math.floor((e_hrsold-hrsold)*60);
        seconds=Math.floor((e_minsold-minsold)*60);
        span.innerHTML='<font style=color:#C40000>'+daysold+'</font> 天 <font style=color:#C40000>'+hrsold+'</font> 时 <font style=color:#C40000>'+minsold+'</font> 分 <font style=color:#C40000>'+seconds+'</font> 秒';
    }
    date_time();
</script>
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