diff --git a/config/settings.json b/config/settings.json
index 89f54a2..a7754df 100644
--- a/config/settings.json
+++ b/config/settings.json
@@ -12,8 +12,7 @@
   "EnableShare": "true",
   "JiaThisId": "",
   "ShowComments": "true",
-  "ChangyanId": "",
-  "ChangyanConf": "",
   "ShowGuestbook": "true",
-  "YouyanId": ""
+  "ChangyanId": "",
+  "ChangyanConf": ""
 }
\ No newline at end of file
diff --git a/public/stylesheets/admin.css b/public/stylesheets/admin.css
index ee75c28..16d5db2 100644
--- a/public/stylesheets/admin.css
+++ b/public/stylesheets/admin.css
@@ -54,7 +54,7 @@ h5 {
 
 .nav > li > a {
     color: #a7b1c2;
-    font-weight: 600;
+    /*font-weight: 600;*/
     padding: 14px 20px 14px 25px;
 }
 
diff --git a/routes/admin.js b/routes/admin.js
index 5d3d2b7..ac09485 100644
--- a/routes/admin.js
+++ b/routes/admin.js
@@ -531,10 +531,9 @@ router.post('/saveSettings', function (req, res, next) {
         EnableShare: req.body.EnableShare,
         JiaThisId: req.body.JiaThisId,
         ShowComments: req.body.ShowComments,
-        ChangyanId: req.body.ChangyanId,
-        ChangyanConf: req.body.ChangyanConf,
         ShowGuestbook: req.body.ShowGuestbook,
-        YouyanId: req.body.YouyanId
+        ChangyanId: req.body.ChangyanId,
+        ChangyanConf: req.body.ChangyanConf
     });
     res.end();
 });
diff --git a/views/admin/settings.html b/views/admin/settings.html
index 45e3ea1..80347c4 100644
--- a/views/admin/settings.html
+++ b/views/admin/settings.html
@@ -153,6 +153,13 @@
                                                         <input type="checkbox" checked="@(config.ShowComments === 'true')" class="js-switch"/>
                                                     </div>
                                                 </li>
+                                                <li class="list-group-item clearfix">
+                                                    <div class="pull-left">@(__("admin.settings.message"))（<a href="http://changyan.kuaizhan.com" target="_blank">@__("admin.settings.comments_service")</a>）</div>
+                                                    <div class="pull-right">
+                                                        <input id="ShowGuestbook" type="hidden" name="ShowGuestbook" value="@config.ShowGuestbook"/>
+                                                        <input type="checkbox" checked="@(config.ShowGuestbook === 'true')" class="js-switch"/>
+                                                    </div>
+                                                </li>
                                                 <li class="list-group-item clearfix">
                                                     <div class="pull-left">@__("admin.settings.comments_id")</div>
                                                     <div class="pull-right">
@@ -165,19 +172,6 @@
                                                         <input id="ChangyanConf" type="text" name="ChangyanConf" placeholder='@__("admin.settings.comments_conf_placeholder")' value="@config.ChangyanConf" class="form-control"/>
                                                     </div>
                                                 </li>
-                                                <li class="list-group-item clearfix">
-                                                    <div class="pull-left">@(__("admin.settings.message"))（<a href="http://www.uyan.cc/" target="_blank">@__("admin.settings.message_service")</a>）</div>
-                                                    <div class="pull-right">
-                                                        <input id="ShowGuestbook" type="hidden" name="ShowGuestbook" value="@config.ShowGuestbook"/>
-                                                        <input type="checkbox" checked="@(config.ShowGuestbook === 'true')" class="js-switch"/>
-                                                    </div>
-                                                </li>
-                                                <li class="list-group-item clearfix">
-                                                    <div class="pull-left">@__("admin.settings.message_id")</div>
-                                                    <div class="pull-right">
-                                                        <input id="YouyanId" type="text" name="YouyanId" placeholder='@__("admin.settings.message_id_placeholder")' value="@config.YouyanId" class="form-control"/>
-                                                    </div>
-                                                </li>
                                             </ul>
                                         </div>
                                     </div>
diff --git a/views/misc/guestbook.html b/views/misc/guestbook.html
index 98fab20..3e74008 100644
--- a/views/misc/guestbook.html
+++ b/views/misc/guestbook.html
@@ -1,8 +1,44 @@
 <div class="container-fluid detail-container">
     <div class="row">
-        <div style="min-height: 800px;" class="col-md-8 col-md-offset-2 detail-wrap">
-            <div id="uyan_frame"></div>
-            <script type="text/javascript" src="http://v2.uyan.cc/code/uyan.js?uid=@config.YouyanId"></script>
+        <div style="min-height: 800px;" class="col-sm-12 col-xs-12 col-md-8 col-md-offset-2 detail-wrap">
+            <div id="SOHUCS" sid="guestbook"></div>
+            <script>
+                (function () {
+                    var appid = '@config.ChangyanId';
+                    var conf = '@config.ChangyanConf';
+                    var width = window.innerWidth || document.documentElement.clientWidth;
+                    if (width < 960) {
+                        window.document.write('<script id="changyan_mobile_js" charset="utf-8" type="text/javascript" src="http://changyan.sohu.com/upload/mobile/wap-js/changyan_mobile.js?client_id=' + appid + '&conf=' + conf + '"><\/script>');
+                    } else {
+                        var loadJs = function (d, a) {
+                            var c = document.getElementsByTagName("head")[0] || document.head || document.documentElement;
+                            var b = document.createElement("script");
+                            b.setAttribute("type", "text/javascript");
+                            b.setAttribute("charset", "UTF-8");
+                            b.setAttribute("src", d);
+                            if (typeof a === "function") {
+                                if (window.attachEvent) {
+                                    b.onreadystatechange = function () {
+                                        var e = b.readyState;
+                                        if (e === "loaded" || e === "complete") {
+                                            b.onreadystatechange = null;
+                                            a()
+                                        }
+                                    }
+                                } else {
+                                    b.onload = a
+                                }
+                            }
+                            c.appendChild(b)
+                        };
+                        loadJs("http://changyan.sohu.com/upload/changyan.js", function () {
+                            window.changyan.api.config({
+                                appid: appid, conf: conf
+                            })
+                        });
+                    }
+                })();
+            </script>
         </div>
     </div>
     @this.renderPartial('./footer')