📄 lg.jsp
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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<script>
function login(form){
//form.aciton = "login_conf.jsp";
form.submit();
}
function onfu(){
document.form1.name.focus();
}
</script>
<body onload="onfu()">
<table border="0" cellpadding="0" cellspacing="0">
<%
request.setCharacterEncoding("gb2312");
session.setAttribute("username",request.getAttribute("username"));
if(session.getAttribute("username")==null||session.getAttribute("username").equals("")){ %>
<form id="form1" name="form1" method="post" action="/bbs/servlet" />
<tr>
<td width="20"></td>
<td>用户名：
<label>
<input name="name" type="text" id="name" size="15" />
</label>
</td>
<td>密码：
<input name="password" type="password" id="password" size="15" /></td>
<td>
<input type="image" name="text3" src="images/login.gif" width="38" height="17" align="absmiddle" onmouseover="onfocus()" onclick="login(form1)" />
<a href="user.jsp"><img src="images/register.gif" width="38" height="17" border="0" align="absmiddle"/></a></td>
<td>
<%}else {
//out.print("<font color='red'> "+session.getAttribute("username")+" 你已登录，可以发贴或是留言</font>");
out.print(" <font color='red'><b>"+session.getAttribute("username")+"</b></font>欢迎光临正大软件学院论坛");
out.print(" <a href='update2.jsp'>修改个人信息</a>");
out.print(" <a href='invalidate.jsp'>用户注销</a>");
}%>
</td>
</tr>
</table>
</body>
</html>
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