diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index c5d5962b2..314f63069 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -1825,7 +1825,11 @@ class UsersController < ApplicationController
       messages.each do |message_all|
         mess = message_all.message
         unless (message_all.message_type == 'CourseMessage' && mess && mess.course && mess.course.is_delete == 1)
-          @message_alls << mess
+          if (message_all.message_type =="SystemMessage" && !many_days_ago(mess.created_at, 30))
+            next
+          else
+            @message_alls << mess
+          end
         end
       end
       @message_count = @message_alls.count
@@ -2135,6 +2139,9 @@ class UsersController < ApplicationController
         when "course_journals"
           container_type = 'Course'
           act_type = 'JournalsForMessage'
+        when "current_user"
+          container_type = 'Principal'
+          act_type = 'Principal'
         when "all"
           container_type = 'all'
           act_type = 'all'
@@ -2143,12 +2150,15 @@ class UsersController < ApplicationController
     if container_type != '' && container_type != 'all'
       if container_type == 'Course'
         sql = "container_type = '#{container_type}' and container_id in #{user_course_ids} and act_type = '#{act_type}'"
+      elsif container_type == 'Principal' && act_type == 'Principal'
+        sql = "user_id = #{@user.id} and (container_type = 'Course' and container_id in #{user_course_ids} and act_type in #{course_types})"
       end
       if User.current != @user
         sql += " and user_id = #{@user.id}"
       end
     else
-      sql = "(container_type = 'Course' and container_id in #{user_course_ids} and act_type in #{course_types})"
+      sql = "(container_type = 'Course' and container_id in #{user_course_ids} and act_type in #{course_types})" +
+          "or (container_type = 'Principal' and act_type= '#{principal_types}' and container_id = #{@user.id}) "
       if container_type != 'all' && User.current != @user
         sql = "user_id = #{@user.id} and(" + sql + ")"
       end
@@ -2181,6 +2191,9 @@ class UsersController < ApplicationController
         when "project_message"
           container_type = 'Project'
           act_type = 'Message'
+        when "current_user"
+          container_type = 'Principal'
+          act_type = 'Principal'
         when "all"
           container_type = 'all'
           act_type = 'all'
@@ -2189,12 +2202,15 @@ class UsersController < ApplicationController
     if container_type != '' && container_type != 'all'
       if container_type == 'Project'
         sql = "container_type = '#{container_type}' and container_id in #{user_project_ids} and act_type = '#{act_type}'"
+      elsif container_type == 'Principal' && act_type == 'Principal'
+        sql = "user_id = #{@user.id} and ((container_type = 'Project' and container_id in #{user_project_ids} and act_type in #{project_types}))"
       end
       if User.current != @user
         sql += " and user_id = #{@user.id}"
       end
     else
-      sql = "(container_type = 'Project' and container_id in #{user_project_ids} and act_type in #{project_types})"
+      sql = "(container_type = 'Project' and container_id in #{user_project_ids} and act_type in #{project_types})" +
+          "or (container_type = 'Principal' and act_type= '#{principal_types}' and container_id = #{@user.id}) "
       if container_type != 'all' && User.current != @user
         sql = "user_id = #{@user.id} and(" + sql + ")"
       end
diff --git a/app/views/layouts/base_project_community.html.erb b/app/views/layouts/base_project_community.html.erb
index e61bd67cf..ee8ed23db 100644
--- a/app/views/layouts/base_project_community.html.erb
+++ b/app/views/layouts/base_project_community.html.erb
@@ -66,11 +66,6 @@
               </li>
           <% end %>
         </ul>
-        <ul class="users_accordion mb10">
-          <li id="user_10" class="user_icons_mes">
-            <%= link_to '留言', feedback_path(@user, :host=> Setting.host_user)%>
-          </li>
-        </ul>
       </div>
       <%# 更新访问数,刷新的时候更新访问次数 %>
       <%  update_visiti_count @user %>
diff --git a/app/views/users/course_community.html.erb b/app/views/users/course_community.html.erb
index 724bb730c..c31e5aa64 100644
--- a/app/views/users/course_community.html.erb
+++ b/app/views/users/course_community.html.erb
@@ -15,7 +15,7 @@
                     <li><%= link_to "论坛动态", {:controller => "users", :action => "course_community", :type => "course_message"}, :class => "homepagePostTypeForum postTypeGrey" %></li>
                     <li><%= link_to "问卷动态", {:controller => "users", :action => "course_community", :type => "course_poll"}, :class => "homepagePostTypeQuiz postTypeGrey" %></li>
                     <li><%= link_to "班级留言", {:controller => "users", :action => "course_community", :type => "course_journals"}, :class => "homepagePostTypeMessage postTypeGrey" %></li>
-                    <li><%= link_to "个人留言", {:controller => "users", :action => "course_community", :type => "user_journals"}, :class => "homepagePostTypeMessage postTypeGrey" %></li>
+                   <!-- <li><%#= link_to "个人留言", {:controller => "users", :action => "course_community", :type => "user_journals"}, :class => "homepagePostTypeMessage postTypeGrey" %></li>-->
                 <% end %>
               </ul>
             </li>
diff --git a/app/views/users/project_community.html.erb b/app/views/users/project_community.html.erb
index 64ce8ce9e..36b8591b5 100644
--- a/app/views/users/project_community.html.erb
+++ b/app/views/users/project_community.html.erb
@@ -13,7 +13,7 @@
                                 :class => "homepagePostTypeMine postTypeGrey" %></li>
                 <li><%= link_to "问题动态", {:controller => "users", :action => "project_community", :type => "project_issue"}, :class => "homepagePostTypeQuestion postTypeGrey"%></li>
                 <li><%= link_to "论坛动态", {:controller => "users", :action => "project_community", :type => "project_message"}, :class => "homepagePostTypeForum postTypeGrey"%></li>
-                <li><%= link_to "个人留言", {:controller => "users", :action => "project_community", :type => "user_journals"}, :class => "homepagePostTypeMessage postTypeGrey" %></li>
+               <!-- <li><%#= link_to "个人留言", {:controller => "users", :action => "project_community", :type => "user_journals"}, :class => "homepagePostTypeMessage postTypeGrey" %></li>-->
             <% end %>
           </ul>
         </li>