网站404页面3秒后跳到首页的实例代码

复制代码 代码如下:

  <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

  <html>

  <head>

  <meta http-equiv="Content-Type" content="text/html; charset=GBK">

  <title>404 Not Found</title>

  </head>

  <body>

  <h1>找不到指定的页面</h1>

  <span id="totalSecond">3</span>秒后自动返回

  </body>

  <script language="javascript" type="text/javascript">

  <!--

  var second = document.getElementById('totalSecond').textContent;

  if (navigator.appName.indexOf("Explorer") > -1)  //判断是IE浏览器还是Firefox浏览器,采用相应措施取得秒数

  {

  second = document.getElementById('totalSecond').innerText;

  } else

  {

  second = document.getElementById('totalSecond').textContent;

  }

  setInterval("redirect()", 1000);  //每1秒钟调用redirect()方法一次

  function redirect()

  {

  if (second < 0)

  {

  location.href = 'http://要跳转的网站';

  } else

  {

  if (navigator.appName.indexOf("Explorer") > -1)

  {

  document.getElementById('totalSecond').innerText = second--;

  } else

  {

  document.getElementById('totalSecond').textContent = second--;

  }

  }

  }

  -->

  </script>

  </html></td>

  </tr>

  </table>