diff --git a/app/controllers/account_controller.rb b/app/controllers/account_controller.rb
index cb556f8d..eb4f1a82 100644
--- a/app/controllers/account_controller.rb
+++ b/app/controllers/account_controller.rb
@@ -377,10 +377,10 @@ class AccountController < ApplicationController
       else
         us = UsersService.new
         @user = us.register user_params.merge(:should_confirmation_password => false)
-        # # 注册时，记录是否是引流用户
-        # ip = request.remote_ip
-        # ua = UserAgent.find_by_ip(ip)
-        # ua.update_column(:type, UserAgent::REGISTER) if ua
+        # 注册时，记录是否是引流用户
+        ip = request.remote_ip
+        ua = UserAgent.find_by_ip(ip)
+        ua.update_column(:type, UserAgent::REGISTER) if ua
         if !@user.new_record?
           self.logged_user = @user
           flash[:notice] = l(:notice_account_activated)
diff --git a/app/controllers/competition_teams_controller.rb b/app/controllers/competition_teams_controller.rb
index b23ec5d6..9159cf07 100644
--- a/app/controllers/competition_teams_controller.rb
+++ b/app/controllers/competition_teams_controller.rb
@@ -114,9 +114,7 @@ class CompetitionTeamsController < ApplicationController
         new_team.team_members.create!(user_id: user_id, role: 3, competition_id: @competition.id, is_teacher: 1)
       end
       # 创建时，记录是否是引流用户
-      # ip = request.remote_ip
-      # ua = UserAgent.find_by_ip(ip)
-      # ua.update_column(:type, UserAgent::COMPETITION) if ua
+      record_agent_user_action
     end
   end
 
@@ -230,10 +228,8 @@ class CompetitionTeamsController < ApplicationController
       end
 
       team.team_members.create!(user_id: User.current.id, role: 2, competition_id: @competition.id)
-      # # 创建时，记录是否是引流用户
-      # ip = request.remote_ip
-      # ua = UserAgent.find_by_ip(ip)
-      # ua.update_column(:type, UserAgent::COMPETITION) if ua
+      # 记录引流
+      record_agent_user_action
     end
   end
 
@@ -351,7 +347,7 @@ class CompetitionTeamsController < ApplicationController
   end
 
   def record_agent_user_action
-    # 注册时，记录是否是引流用户
+    # 记录是否是引流用户的行为
     ip = request.remote_ip
     ua = UserAgent.find_by_ip(ip)
     ua.update_column(:type, UserAgent::COMPETITION) if ua
diff --git a/app/views/libraries/_form.html.erb b/app/views/libraries/_form.html.erb
index 9904f602..0b5201e3 100644
--- a/app/views/libraries/_form.html.erb
+++ b/app/views/libraries/_form.html.erb
@@ -23,6 +23,7 @@
               <%= f.text_field :author_name, placeholder: '请输入姓名', class: 'greyInput winput-300-35 mr20 fl winput150', width: '163', size: 30 %>
               <p style="height:20px;line-height:20px;"><span class="color-red none" id="author_name_notice">请输入姓名</span></p>
             </li>
+            <span class="color-red none" id="title_author_name">字数不能超过10个字</span>
             <li class="fl">
               <%= f.text_field :author_school_name, placeholder: '请输入作者单位名称', class: 'greyInput winput-300-35 mr20 fl', width: '163', size: 30 %>
               <p style="height:20px;line-height:20px;"><span class="color-red none" id="author_school_name_notice">请输入作者单位名称</span></p>
@@ -151,13 +152,13 @@
             $("#title_notice").addClass("none");
         }
 
-        if (!title || title.length >10) {
-            $("#title_notice").removeClass("none");
-            $("#title_notice").html("字数不能超过10个字");
-            return
-        }else{
-            $("#title_notice").addClass("none");
-        }
+        // if (!title || title.length >10) {
+        //     $("#title_notice").removeClass("none");
+        //     $("#title_notice").html("字数不能超过10个字");
+        //     return
+        // }else{
+        //     $("#title_notice").addClass("none");
+        // }
 
 
         if (!content || content.length == 0) {
@@ -166,13 +167,24 @@
         }else{
             $("#des_notice").addClass("none");
         }
+
+
       if (!author_name || author_name.length == 0) {
         $("#author_name_notice").removeClass("none");
         return
       }else{
         $("#author_name_notice").addClass("none");
       }
-      if (!author_school_name || author_school_name.length == 0) {
+
+      if (!author_name || author_name.length >10) {
+          $("#title_author_name").removeClass("none");
+          return
+      }else{
+          $("#title_author_name").addClass("none");
+      }
+
+
+        if (!author_school_name || author_school_name.length == 0) {
         $("#author_school_name_notice").removeClass("none");
         return
       }else{
diff --git a/public/react/src/modules/tpm/NewHeader.js b/public/react/src/modules/tpm/NewHeader.js
index 42dcaf78..45be29bd 100644
--- a/public/react/src/modules/tpm/NewHeader.js
+++ b/public/react/src/modules/tpm/NewHeader.js
@@ -299,12 +299,12 @@ class NewHeader extends Component {
                                 </ul>
                             </div>
                         </li>
-												{/* <li><a href="/libraries">教学案例</a></li> */}
 
                         <li className={`${competitions === true ? 'active' : ''}`} >
 													<a href="/competitions">在线竞赛</a>
 													<img className="roundedRectangles" src="/images/educoder/roundedRectangle.png"/>
                         </li>
+											  <li><a href="/moop_cases">教学案例</a></li>
 										  	<li className={`${competitions === true ? 'active' : ''}`} style={{display:project_packages_url===null||project_packages_url===undefined||project_packages_url===""?'none':'block'}} >
 													<a href="/crowdsourcing">
 														{project_packages_url===null||project_packages_url===undefined||project_packages_url===""?'':'众包'}