javascript请教

来源：百度知道 编辑：UC知道 时间：2024/05/10 19:30:23
以下是我的一段程序，为什么时钟不能显示呢，请高手指点，谢谢

<html>
<head>
<title>时间问候</title>
<script language="javascript">
<!--
function disptime()
{
var now=new Date();
var year=now.getYear();
var month=now.getMonth();
var date=now.getDate();
var day=now.getDay();

var hour=now.getHours();
var minute=now.getMinutes();
var second=now.getSeconds();
document.write("今天是" +year+ "年" + month+ "月" +date+ "日"+" ");
switch(day)
{
case 0:
document.write("星期日");
break;
case 1:
document.write("星期一");
break;
case 2:
document.write("星期二");
break;
case 3:
document.write("星期三");
break;
case 4:
document.write("星期四");
break;
case 5:
document.write("星期五");
break;

<html>
<head>
<title>时间问候</title>
<script language="javascript">
<!--
var now=new Date();
var year=now.getYear();
var month=now.getMonth();
var date=now.getDate();
var day=now.getDay();

var hour=now.getHours();
var minute=now.getMinutes();
var second=now.getSeconds();
document.write("今天是" +year+ "年" + month+ "月" +date+ "日"+" ");
switch(day)
{
case 0:
document.write("星期日");
break;
case 1:
document.write("星期一");
break;
case 2:
document.write("星期二");
break;
case 3:
document.write("星期三");
break;
case 4:
document.write("星期四");
break;
case 5:
document.write("星期五");
break;
case 6:
document.write("星期六");
break; <