<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> </head> <body> <h3 id="LeftTime"></h3> <h3 id="test"></h3> </body> <body> <script> function FreshTime() { var borntime=new Date("1997/1/19"); var nowtime = new Date(); var lefttime= parseInt((nowtime.getTime()-borntime.getTime())/1000); month=parseInt(lefttime/3600/24/30.4375); d=parseInt(lefttime/3600/24); h= parseInt(lefttime/(60*60))%24 ; m= parseInt(lefttime/(60))%60 ; s= parseInt(lefttime%60); year=nowtime.getFullYear(); if(year%400==0){ y=(lefttime/3600/24/366).toFixed(9); } else if((year%4==0)&&(year%100!==0)){ y=(lefttime/3600/24/366).toFixed(9); } else{ y=(lefttime/3600/24/365).toFixed(9); } document.getElementById("LeftTime").innerHTML=lefttime+ " "+"已活"+d+"天"+h+"小时"+m+"分"+s+"秒"+month+"月"+y+"年"; document.getElementById("test").innerHTML=year; } FreshTime() var sh; sh=setInterval(FreshTime,1000); </script> </body> </html>