diff --git a/user_servlet.java b/user_servlet.java
new file mode 100644
index 0000000..153285c
--- /dev/null
+++ b/user_servlet.java
@@ -0,0 +1,199 @@
+package com.itbaizhan.action;
+
+import java.io.IOException;
+import java.sql.ResultSet;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+import javax.servlet.RequestDispatcher;
+import javax.servlet.ServletConfig;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import com.itbaizhan.dao.DB;
+import com.itbaizhan.orm.Tuser;
+import com.itbaizhan.service.liuService;
+
+public class user_servlet extends HttpServlet
+{
+    public void service(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException 
+    {
+        String type = req.getParameter("type");
+
+        if(type.endsWith("userReg"))
+        {
+            userReg(req, res);
+        }
+        if(type.endsWith("userLogout"))
+        {
+            userLogout(req, res);
+        }
+        if(type.endsWith("userMana"))
+        {
+            userMana(req, res);
+        }
+        if(type.endsWith("userDel"))
+        {
+            userDel(req, res);
+        }
+        
+        if(type.endsWith("userDetail"))
+        {
+            userDetail(req, res);
+        }
+    }
+
+    public void userReg(HttpServletRequest req, HttpServletResponse res)
+    {
+        String id = String.valueOf(new Date().getTime());
+        String loginname = req.getParameter("loginname");
+        String loginpw = req.getParameter("loginpw");
+        String name = req.getParameter("name");
+        String del = "no";
+        
+        String s = liuService.panduan_zhanghao(loginname);
+        if(s.equals("yizhan"))
+        {
+            req.setAttribute("message", "账号已占用，请重新选择账号");
+            req.setAttribute("path", "site/userreg/userreg.jsp");
+            String targetURL = "/common/success.jsp";
+            dispatch(targetURL, req, res);
+        }
+        else
+        {
+            String sql = "insert into t_user values(?,?,?,?,?)";
+            Object[] params = {id, loginname, loginpw, name, del};
+            DB mydb = new DB();
+            mydb.doPstm(sql, params);
+            mydb.closed();
+            
+            req.setAttribute("message", "注册成功，请登录");
+            req.setAttribute("path", "site/default.jsp");
+            String targetURL = "/common/success.jsp";
+            dispatch(targetURL, req, res);
+        }
+    }
+
+    public void userLogout(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException
+    {
+        HttpSession session = req.getSession();
+        session.setAttribute("userType", null);
+        session.setAttribute("user", null);
+        
+        req.setAttribute("message", "成功退出系统");
+        req.setAttribute("path", "site/default.jsp");
+        String targetURL = "/common/success.jsp";
+        dispatch(targetURL, req, res);
+    }
+
+    public void userMana(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException
+    {
+        List userList = new ArrayList();
+        String sql = "select * from t_user where del='no'";
+        Object[] params = {};
+        DB mydb = new DB();
+        try
+        {
+            mydb.doPstm(sql, params);
+            ResultSet rs = mydb.getRs();
+            while(rs.next())
+            {
+                Tuser user = new Tuser();
+                user.setId(rs.getString("id"));
+                user.setLoginname(rs.getString("loginname"));
+                user.setLoginpw(rs.getString("loginpw"));
+                user.setLoginpw(rs.getString("loginpw"));
+                user.setName(rs.getString("name"));
+                userList.add(user);
+            }
+            rs.close();
+        }
+        catch(Exception e)
+        {
+            e.printStackTrace();
+        }
+        mydb.closed();
+        
+        req.setAttribute("userList", userList);
+        req.getRequestDispatcher("admin/user/userMana.jsp").forward(req, res);
+    }
+
+    public void userDel(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException
+    {
+        String id = req.getParameter("id");
+        String sql = "update t_user set del='yes' where id=?";
+        Object[] params = {id};
+        DB mydb = new DB();
+        mydb.doPstm(sql, params);
+        mydb.closed();
+        
+        req.setAttribute("msg", "用户信息删除成功");
+        String targetURL = "/common/msg.jsp";
+        dispatch(targetURL, req, res);
+    }
+
+    public void userDetail(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException
+    {
+        String id = req.getParameter("id");
+        
+        List userList = new ArrayList();
+        String sql = "select * from t_user where id=?";
+        Object[] params = {id};
+        DB mydb = new DB();
+        try
+        {
+            mydb.doPstm(sql, params);
+            ResultSet rs = mydb.getRs();
+            while(rs.next())
+            {
+                Tuser user = new Tuser();
+                user.setId(rs.getString("id"));
+                user.setLoginname(rs.getString("loginname"));
+                user.setLoginpw(rs.getString("loginpw"));
+                user.setLoginpw(rs.getString("loginpw"));
+                user.setName(rs.getString("name"));
+                userList.add(user);
+            }
+            rs.close();
+        }
+        catch(Exception e)
+        {
+            e.printStackTrace();
+        }
+        mydb.closed();
+        
+        req.setAttribute("userList", userList);
+        req.setAttribute("xinyongList", liuService.getxinyongList(id));
+        req.getRequestDispatcher("admin/user/userDetail.jsp").forward(req, res);
+    }
+
+    public void dispatch(String targetURI, HttpServletRequest request, HttpServletResponse response) 
+    {
+        RequestDispatcher dispatch = getServletContext().getRequestDispatcher(targetURI);
+        try 
+        {
+            dispatch.forward(request, response);
+        } 
+        catch (ServletException e) 
+        {
+            e.printStackTrace();
+        } 
+        catch (IOException e) 
+        {
+            e.printStackTrace();
+        }
+    }
+
+    public void init(ServletConfig config) throws ServletException 
+    {
+        super.init(config);
+    }
+
+    public void destroy() 
+    {
+    }
+}