<script language="javascript">
function add_zero(temp)
{
if(temp<10) return "0"+temp;
else return temp;
}
function get_time()
{
var date=new Date();
var year="",month="",day="",week="",hour="",minute="",second="";
year=date.getYear();
month=add_zero(date.getMonth()+1);
day=add_zero(date.getDate());
week=date.getDay();
switch (date.getDay()) {
case 0:val="星期天";break
case 1:val="星期一";break
case 2:val="星期二";break
case 3:val="星期三";break
case 4:val="星期四";break
case 5:val="星期五";break
case 6:val="星期六";break
}
hour=add_zero(date.getHours());
minute=add_zero(date.getMinutes());
second=add_zero(date.getSeconds());
timetable.innerText=" "+year+"."+month+"."+day+" "+hour+":"+minute+":"+second+" "+val;
}
setInterval("get_time()",1000);
</script>
調用
<span id="timetable"></span>