ソース コード
<html>
<head>
<script language="JavaScript">
function Func() {
dd = new Date();
hour = dd.getHours();
if(hour < 10)
hour = "0" + hour;
min = dd.getMinutes();
if(min < 10)
min = "0" + min;
sec = dd.getSeconds();
if(sec < 10)
sec = "0" + sec;
document.form1.text1.value = hour + ":" + min + ":" + sec;
setTimeout("Func()", 1000);
}
</script>
</head>
<body onload="Func()">
<script language="JavaScript">
week = new Array('日', '月', '火', '水', '木', '金', '土');
dt = new Date();
yy = dt.getYear(); if(yy < 1900) yy += 1900;
mm = dt.getMonth() + 1;
dd = dt.getDate();
ww = week[dt.getDay()];
doc = '<p>今日は' + yy + '年' + mm + '月' + dd + '日' + ww + '曜日です。<\/p>';
doc += '<form name="form1">';
doc += '現在の時刻は ';
doc += '<input TYPE="text" name="text1" size="8" maxlength="8" onfocus="blur()">';
doc += ' です。';
doc += '<\/form>';
document.write(doc);
</script>
</body>
</html>