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 = "arttnba3的小屋已经安全存在了 "+dnum+" 天 "; document.getElementById("times").innerHTML = hnum + " 小时 " + mnum + " 分 " + snum + " 秒"; } setInterval("createtime()",250);