diff --git a/readme.md b/readme.md
index a0b7c4f..fb7a7c8 100644
--- a/readme.md
+++ b/readme.md
@@ -1,4 +1,8 @@
-# jsp+servlet项目模板
+# jsp+servlet
+
+## 全局过滤器的应用
+
+
 
 
 
diff --git a/src/main/java/example/filter/LoginFilter.java b/src/main/java/example/filter/LoginFilter.java
index 302ae98..ec238a3 100644
--- a/src/main/java/example/filter/LoginFilter.java
+++ b/src/main/java/example/filter/LoginFilter.java
@@ -24,7 +24,7 @@ public class LoginFilter implements Filter {
         HttpServletResponse response = (HttpServletResponse) servletResponse;
         HttpSession session = request.getSession(false);
         String requestURI = request.getRequestURI();
-        if (requestURI.contains("login.jsp") || requestURI.contains("login")) {
+        if (requestURI.contains("login.jsp") || requestURI.contains("login") || requestURI.contains("/")) {
             filterChain.doFilter(request, response);
         } else {
             if (session!= null && session.getAttribute("user")!= null) {
diff --git a/src/main/webapp/index.jsp b/src/main/webapp/index.jsp
index 3afff72..9767e07 100644
--- a/src/main/webapp/index.jsp
+++ b/src/main/webapp/index.jsp
@@ -1,15 +1,21 @@
 <%@ page contentType="text/html;charset=UTF-8" language="java" %>
+<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
 <html>
-
 <body>
     <script src="https://www.liyansheng.top/cdn/watermark.js"></script>
-<h2>电脑商城-首页</h2>
-<a href="/register">注册</a>
-<a href="/login">登录</a>
-<a href="/computerList">电脑列表</a>
-<a href="/user?action=list">用户列表</a>
-<a href="/cart?action=list">我的购物车</a>
-<a href="/orders?action=all">所有订单</a>
-<a href="/logout">注销登录</a>
+    <h2>电脑商城-首页</h2>
+    <c:if test="${sessionScope.user!= null}">
+        <a href="/computerList">电脑列表</a>
+        <a href="/user?action=list">用户列表</a>
+        <a href="/cart?action=list">我的购物车</a>
+        <a href="/orders?action=all">所有订单</a>
+        <a href="/logout">注销登录</a>
+    </c:if>
+    <c:if test="${sessionScope.user == null}">
+        <p>请登录后查看更多内容~</p>
+        <br>
+        <a href="/register">注册</a>
+        <a href="/login">登录</a>
+    </c:if>
 </body>
-</html>
+</html>
\ No newline at end of file
diff --git a/src/main/webapp/login.jsp b/src/main/webapp/login.jsp
index bd4debb..ae09049 100644
--- a/src/main/webapp/login.jsp
+++ b/src/main/webapp/login.jsp
@@ -14,6 +14,7 @@
             <label for="password">密码:</label>
             <input type="password" id="password" name="password" required><br><br>
             <button type="submit">登录</button>
+            <a href="/register">没有账号?去注册</a>
         </form>
         <br>
         ${requestScope.msg}
diff --git a/src/main/webapp/register.jsp b/src/main/webapp/register.jsp
index 8444322..0c327d6 100644
--- a/src/main/webapp/register.jsp
+++ b/src/main/webapp/register.jsp
@@ -16,6 +16,7 @@
             <label for="phone">电话:</label>
             <input type="text" id="phone" name="phone" required><br><br>
             <button type="submit">注册</button>
+            <a href="/login">已有账号，去登录</a>
         </form>
         <br>
         ${requestScope.msg}
