下記のタグを書いたサンプルはこちら
<HTML>
<HEAD>
<TITLE>時計サンプル</TITLE>
<SCRIPT language="JavaScript">
<!--
function Clock(){
acDate=new Date();
myHour=acDate.getHours();
myMinute=acDate.getMinutes();
mySecond=acDate.getSeconds();
document.myform.myclock.value=myHour+"時"+myMinute+"分"+mySecond+"秒";
setTimeout("Clock()",1000);
}
// -->
</SCRIPT>
</HEAD>
<BODY onLoad="Clock()">
<CENTER>
<FORM name="myform">
<INPUT name="myclock" size="20">
</FORM>
</CENTER>
</BODY>
</HTML>