diff --git a/public/index.html b/public/index.html
index 98e7161..e75933a 100644
--- a/public/index.html
+++ b/public/index.html
@@ -29,6 +29,7 @@
         var _czc=_czc||[];
         _czc.push(["_setAccount","1274501752"]);
         _czc.push(["_setCustomVar","has_token",localStorage['TOKEN']?'yes':'no',1]);
+        _czc.push(["_setCustomVar","background_image",localStorage['REPLACE_ERIRI_WITH_URL']||'null',0]);
         var cnzz_s_tag = document.createElement('script');
         cnzz_s_tag.type = 'text/javascript';
         cnzz_s_tag.async = true;
diff --git a/src/Title.css b/src/Title.css
index 972dd89..556d396 100644
--- a/src/Title.css
+++ b/src/Title.css
@@ -50,4 +50,8 @@
     color: black;
     background-color: rgba(255,255,255,.5);
     margin: 0 .5em;
+}
+
+.list-menu {
+    text-align: center;
 }
\ No newline at end of file
diff --git a/src/Title.js b/src/Title.js
index 0518bd8..d0ffb58 100644
--- a/src/Title.js
+++ b/src/Title.js
@@ -8,37 +8,28 @@ import './Title.css';
 const flag_re=/^\/\/setflag ([a-zA-Z0-9_]+)=(.*)$/;
 
 const HELP_TEXT=(
-    <div className="box">
-        <p className="centered-line">使用提示</p>
-        <ul>
-            <li>为保证使用体验，请使用 Chrome 或 Mobile Safari 浏览器最新版</li>
-            <li>在列表中左右滑动可以预览回复，点击展开侧边栏进行操作</li>
-            <li>新出现的帖子会在左上角显示一个圆点</li>
-            <li>本网站支持 3D Touch，重压屏幕或者短暂按住 Esc 键可以快速返回 / 刷新树洞</li>
-        </ul>
-        <p>
-            在&nbsp;
-            <a href="https://github.com/xmcp/ashole" target="_blank">
-                <span className="icon icon-github" /> GitHub
-            </a>
-            &nbsp;开源，如有反馈请提交 Issue
-        </p>
-        <br />
-        <p>By @xmcp</p>
-        <br />
-        <p>
-            This program is free software: you can redistribute it and/or modify
-            it under the terms of the GNU General Public License as published by
-            the Free Software Foundation, either version 3 of the License, or
-            (at your option) any later version.
-        </p>
-        <br />
-        <p>
-            This program is distributed in the hope that it will be useful,
-            but WITHOUT ANY WARRANTY; without even the implied warranty of
-            MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-            GNU General Public License for more details.
-        </p>
+    <div>
+        <div className="box list-menu">
+            <p><a href="http://pkuhelper.pku.edu.cn/treehole_rules.html" target="_blank">树洞管理规范</a></p>
+            <p><a href="https://github.com/xmcp/ashole/issues" target="_blank">意见反馈 <span className="icon icon-github" /></a></p>
+        </div>
+        <div className="box">
+            <p className="centered-line">树洞网页版 by @xmcp</p>
+            <br />
+            <p>
+                This program is free software: you can redistribute it and/or modify
+                it under the terms of the GNU General Public License as published by
+                the Free Software Foundation, either version 3 of the License, or
+                (at your option) any later version.
+            </p>
+            <br />
+            <p>
+                This program is distributed in the hope that it will be useful,
+                but WITHOUT ANY WARRANTY; without even the implied warranty of
+                MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+                GNU General Public License for more details.
+            </p>
+        </div>
     </div>
 );
 
diff --git a/src/UserAction.js b/src/UserAction.js
index 14eb637..f8b0368 100644
--- a/src/UserAction.js
+++ b/src/UserAction.js
@@ -132,12 +132,12 @@ export class LoginForm extends Component {
                                 <button type="button" onClick={()=>{token.set_value(null);}}>注销</button>
                             </p>
                             <p>
-                                User Token：<a onClick={this.copy_token.bind(this,token.value)}>复制</a><br />
+                                <a onClick={this.copy_token.bind(this,token.value)}>复制 User Token</a><br />
                                 User Token 可用于迁移登录状态，请勿泄露，因为它与您的账户唯一对应且泄露后无法重置
                             </p>
                         </div> :
                         <div>
-                            <p>登录后可以使用关注、回复等功能</p>
+                            <p>登录后可以发树洞、回复、关注树洞</p>
                             <p>
                                 <label>
                                     　学号&nbsp;
@@ -158,9 +158,6 @@ export class LoginForm extends Component {
                                     登录
                                 </button>
                             </p>
-                            <p>
-                                登录请求会被发送到北大统一验证接口和 PKU Helper 服务器
-                            </p>
                             <hr />
                             <p>从其他设备导入登录状态</p>
                             <p>
@@ -471,6 +468,9 @@ export class PostForm extends Component {
                     </p>
                 }
                 <SafeTextarea ref={this.area_ref} id="new_post" on_change={this.on_change_bound} on_submit={this.on_submit.bind(this)} />
+                <p><small>
+                    请遵守<a href="http://pkuhelper.pku.edu.cn/treehole_rules.html" target="_blank">树洞管理规范</a>，文明发言
+                </small></p>
             </form>
         )
     }