@NotNeedLogin
 @RequestMapping("/login")
 public String login() {
   String username = $c("username").trim().toLowerCase();
   String password = $c("password");
   password = MD5Util.getMD5String(username, password);
   sysAccountService.doLoginForMember(username, password);
   return "redirect:/lottery/index.do";
 }
 @NotNeedLogin
 @RequestMapping("/logout")
 public String logout() {
   sysAccountService.doLogoutForMember();
   return "redirect:/index.do";
 }