<html> <script language=Javascript> function time(){ //获得显示时间的div t_div = document.getElementById('showtime'); var now=new Date() //替换div内容 t_div.innerHTML = "现在是"+now.getYear() +"年"+(now.getMonth()+1)+"月"+now.getDate() +"日"+now.getHours()+"时"+now.getMinutes() +"分"+now.getSeconds()+"秒"; //等待一秒钟后调用time方法,由于settimeout在time方法内,所以可以无限调用 setTimeout(time,1000); } </script> </head> <body onload="time()"> <div id="showtime"></div> </body> </html>