ヘッダ部分
<SCRIPT LANGUAGE="JavaScript">
function dispTime() {
today = new Date()
var HOURS = (today.getHours() < 10)? "0" + today.getHours() : today.getHours()
var MINUTES = (today.getMinutes() < 10)? "0" + today.getMinutes() : today.getMinutes()
var SECONDS = (today.getSeconds() < 10)? "0" + today.getSeconds() : today.getSeconds()
var TIME = HOURS +":" + MINUTES +":" + SECONDS
document.forms[0].disp.value = TIME
}
</SCRIPT>
ボディ部分
<BODY onLoad="dispTime()">
・
・
・
<FORM>
<INPUT TYPE="text" NAME="disp">
<INPUT TYPE="button" NAME="change" VALUE="更新" onClick="dispTime()">
</FORM>