使用DOM改变链接
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
? <head>
??? <base href="<%=basePath%>">
???
??? <title>使用DOM改变链接</title>
?<meta http-equiv="pragma" content="no-cache">
?<meta http-equiv="cache-control" content="no-cache">
?<meta http-equiv="expires" content="0">???
?<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
?<meta http-equiv="description" content="This is my page">
?<!--
?<link rel="stylesheet" type="text/css" href="styles.css">
?-->
? </head>
? <script type="text/javascript">
? ?var count = 0;
? ?function changeLink(){
? ?? ?if((count += 1)%2 == 0){
?? ?? ?document.getElementById("taobao").innerHTML="搜狐";
?? ?? ?document.getElementById("taobao").href="http://www.sohu.com";
? ?? ?}else{
?? ?? ?document.getElementById("taobao").innerHTML="淘宝";
?? ?? ?document.getElementById("taobao").href="http://www.taobao.com";
? ?? ?}
? ?}
? </script>
? <body>
? ?<table>
? ??<tr>
? ???<td><a id="taobao"? href="http://www.taobao.com ">淘宝</a></td>
? ???<td><input type="button" onclick="changeLink()" value="使用DOM改变链接"/></td>
? ??</tr>
? ?</table>
? </body>
</html>