Web jsp开发学习——点击菜单页面切换(持续更新中)

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%
    String col = request.getParameter("col");
%>
<link href="css/style.css" rel="stylesheet" type="text/css"/>
<div id="top" class="layout">
    <img src="images/logo.jpg" width="100" height="100">
    <img src="images/banner1.jpg" width="900" height="100">
</div>
<div id="nav" class="layout">
    <a href="index.jsp" <%=col.equals("0")? "class=‘cur‘":"" %>>首页</a>
    <a href="newslist.jsp" <%=col.equals("1")? "class=‘cur‘":"" %>>新闻</a>
    <a href="#">商城</a>
    <a href="#">社区</a>
    <a href="#">新闻</a>
    <a href="#">新闻</a>
    <a href="#">新闻</a>
    <a href="#">新闻</a>

</div>