diff --git a/app/controllers/attachments_controller.rb b/app/controllers/attachments_controller.rb
index b0a7be31..e41e2a43 100644
--- a/app/controllers/attachments_controller.rb
+++ b/app/controllers/attachments_controller.rb
@@ -359,6 +359,7 @@ class AttachmentsController < ApplicationController
     saved = @attachment.save
     respond_to do |format|
       format.js
+      format.json { render json: { attachment_id: @attachment.id, url: download_attachment_path(@attachment.id) } }
       format.api {
         if saved
           render :action => 'upload', :status => :created
diff --git a/app/controllers/libraries_controller.rb b/app/controllers/libraries_controller.rb
index db5d20b0..b7bbf836 100644
--- a/app/controllers/libraries_controller.rb
+++ b/app/controllers/libraries_controller.rb
@@ -8,7 +8,7 @@ class LibrariesController < ApplicationController
     libraries = Library.where(nil)
 
     libraries =
-      if current_user.logged? && params[:type] == 'mine'
+      if User.current.logged? && params[:type] == 'mine'
         libraries.where(user_id: current_user.id).order('created_at desc')
       else
         libraries.where(status: :published).order('visited_count desc')
@@ -49,7 +49,7 @@ class LibrariesController < ApplicationController
   rescue ActiveRecord::RecordInvalid => e
     flash[:message] = e.record.errors.full_messages.join(',')
     render 'new'
-  rescue Libraries::SubmitService::Error => ex
+  rescue Libraries::SubmitService::Error, Libraries::SaveService::Error => ex
     flash[:message] = ex.message
     render 'new'
   end
@@ -73,7 +73,7 @@ class LibrariesController < ApplicationController
   rescue ActiveRecord::RecordInvalid => e
     flash[:message] = e.record.errors.full_messages.join(',')
     render 'edit'
-  rescue Libraries::SubmitService::Error => ex
+  rescue Libraries::SubmitService::Error, Libraries::SaveService::Error => ex
     flash[:message] = ex.message
     render 'edit'
   end
@@ -117,6 +117,7 @@ class LibrariesController < ApplicationController
       hash = params[:library].presence || {}
       hash[:tag_ids] = params[:tag_ids].to_s.split(',')
       hash[:attachment_ids] = (params[:attachments].presence || []).values.map{|h| h[:attachment_id]}
+      hash[:cover_id] = save_cover.try(:id) || hash[:cover_id]
       hash
     end
   end
@@ -132,4 +133,14 @@ class LibrariesController < ApplicationController
   def increment_visit_count
     @library.increment_visited_count! if @library && @library.id
   end
+
+  def save_cover
+    return if params[:cover_file].blank?
+
+    attachment = Attachment.new(file: params[:cover_file])
+    attachment.author = User.current
+    attachment.filename = Redmine::Utils.random_hex(16)
+    attachment.save
+    attachment
+  end
 end
\ No newline at end of file
diff --git a/app/models/library.rb b/app/models/library.rb
index c0fe35ee..6029f984 100644
--- a/app/models/library.rb
+++ b/app/models/library.rb
@@ -17,7 +17,7 @@ class Library < ActiveRecord::Base
   validates :content, presence: true
   validates :uuid, presence: true, uniqueness: true
   validates :author_name, presence: true, length: { maximum: 10 }
-  validates :author_school_name, length: { maximum: 50 }, allow_blank: true
+  validates :author_school_name, presence: true, length: { maximum: 50 }
 
   acts_as_attachable
 
diff --git a/app/views/competitions/_header.html.erb b/app/views/competitions/_header.html.erb
index 18e284ec..698238cb 100644
--- a/app/views/competitions/_header.html.erb
+++ b/app/views/competitions/_header.html.erb
@@ -64,11 +64,30 @@
 
       <div class="nav-border"><p id="nav-white"></p></div>
     </ul>
-    <% if User.current.logged? %>
+    <div class="fr edu-menu-panel ml15" style="height:60px;">
+      <% if User.current.logged? %>
         <%= link_to (image_tag(url_to_avatar(User.current), :width =>"34", :height => "34", :class => "radius", :nhname => "avatar_image", :alt=>"头像", :id => "nh_user_logo")), user_path(User.current),:class => "fr mt15 ml40" %>
-    <% else %>
+        <ul class="edu-menu-list edu-menu-lists" style="top:60px;">
+          <span class="bor-bottom-greyE currentName task-hide"><%= User.current.show_name %></span>
+          <li><%= link_to '我的课堂', user_path(User.current) %></li>
+          <li><%= link_to '我的实训', user_path(User.current, :type => 'a_shixun') %></li>
+          <li><%= link_to '我的实践课程', user_path(User.current, :type => 'a_path') %></li>
+          <% if User.current.partner.present? %>
+            <li><%= link_to '客户管理', partner_list_cooperate_path(User.current.partner) %></li>
+          <% end %>
+          <li><%= link_to '我的项目', user_path(User.current, :type => 'a_project') %></li>
+          <li><%= link_to '我的众包', user_path(User.current, :type => 'a_package') %></li>
+
+          <% if User.current.department_members.count > 0 %>
+            <li><%= link_to '学院统计', statistics_college_path(User.current.department_members.first.try(:department)) %></li>
+          <% end %>
+          <li><%= link_to '账号管理', my_account_path %></li>
+          <li class="bor-top-greyE"><%= link_to '退出', signout_path %></li>
+        </ul>
+      <% else %>
         <span class="fr font-16 color-white mt13 ml40"><a href="<%= signin_path %>" class="color-white mr3">登录</a>/<a href="<%= user_join_path %>" class="color-white ml3">注册</a></span>
-    <% end %>
+      <% end %>
+    </div>
   </div>
 </div>
 <script>
diff --git a/app/views/layouts/_logined_header.html.erb b/app/views/layouts/_logined_header.html.erb
index 57c816bf..f88931d3 100644
--- a/app/views/layouts/_logined_header.html.erb
+++ b/app/views/layouts/_logined_header.html.erb
@@ -18,7 +18,10 @@
           </ul>
         </li>
       <% end %>
-      <li class="<%= params[:controller] == "competitions" ? " active" : "" %>"><%= link_to "在线竞赛", competitions_path %></li>
+      <li class="<%= params[:controller] == "competitions" ? " active" : "" %>">
+        <%= link_to "在线竞赛", competitions_path %>
+        <img class="roundedRectangles" src="/images/educoder/roundedRectangle.png"/>
+      </li>
       <li class="<%= params[:controller] == "libraries" ? " active" : "" %>"><%= link_to "教学案例", libraries_path %></li>
       <li class="<%= params[:controller] == "forums" ? " active" : "" %>"><%= link_to "交流问答", forums_path %></li>
       <% if User.current.ec_school.present? %>
diff --git a/app/views/layouts/_unlogin_header.html.erb b/app/views/layouts/_unlogin_header.html.erb
index 1e5ed6f5..f6d5150a 100644
--- a/app/views/layouts/_unlogin_header.html.erb
+++ b/app/views/layouts/_unlogin_header.html.erb
@@ -19,7 +19,10 @@
           </ul>
         </li>
       <% end %>
-      <li class="<%= params[:controller] == "competitions" ? " active" : "" %>"><%= link_to "在线竞赛", competitions_path %></li>
+      <li class="<%= params[:controller] == "competitions" ? " active" : "" %>">
+        <%= link_to "在线竞赛", competitions_path %>
+        <img class="roundedRectangles" src="/images/educoder/roundedRectangle.png"/>
+      </li>
       <li class="<%= params[:controller] == "libraries" ? " active" : "" %>"><%= link_to "教学案例", libraries_path %></li>
       <li class="<%= params[:controller] == "forums" ? " active" : "" %>"><%= link_to "交流问答", forums_path %></li>
       <!--<li><%#= link_to "活动竞赛", competitions_path %></li>-->
diff --git a/app/views/libraries/_form.html.erb b/app/views/libraries/_form.html.erb
index 36d09bed..6628a3ea 100644
--- a/app/views/libraries/_form.html.erb
+++ b/app/views/libraries/_form.html.erb
@@ -1,6 +1,6 @@
 <p class="lineh-25 font-22 mb20">上传教学案例</p>
 <div class="library-form-container">
-  <%= form_for(@library) do |f| %>
+  <%= form_for(@library, html: { multipart: true }) do |f| %>
       <% tag_ids = @library.library_tags.map(&:id) %>
       <%= hidden_field_tag :apply_publish, false %>
       <%= hidden_field_tag :tag_ids, tag_ids.join(',') %>
@@ -20,12 +20,12 @@
           <div class="clearfix mt20">
             <span class="upload_Title">作者</span>
             <li class="fl">
-              <input class="greyInput winput-300-35 mr20 fl winput150" id="library_title" name="library[author_name]" placeholder="请输入姓名" size="30" type="text" width="163">
-              <p style="height:20px;line-height:20px;"><span class="color-red none" id="title_notice">请输入姓名</span></p>
+              <%= 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>
             <li class="fl">
-              <input class="greyInput winput-300-35 mr20 fl" id="library_title" name="library[author_school_name]" placeholder="请输入作者单位名称" size="30" type="text">
-              <p style="height:20px;line-height:20px;"><span class="color-red none" id="title_notice">请输入作者单位名称</span></p>
+              <%= 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>
             </li>
           </div>
 
@@ -61,38 +61,22 @@
             <p style="height:22px;line-height:22px;"><span class="color-red none" id="file_notice">请上传附件</span></p>
           </div>
 
-
           <div class="clearfix lineheight35">
-            <% cover_exists = @library.cover_id.present? %>
+            <% cover_exists = @library.cover_id.present? && !@library.cover_id_changed? %>
             <div><span class="upload_Titles">封面图</span> <span class="color-grey-c">（上传尺寸：120*90 px）</span></div>
-            <div class="surfacePlot ml25">
-                <img src="/images/educoder/unite.png" class="marginuploading"/>
-            </div>
-            <% if cover_exists %>
-              <%= image_tag(named_attachment_path(@library.cover.id, @library.cover.filename), :class => "w120 h90 ml5 shixun_image_show") %>
-            <% else %>
-              <img src="" class="ml5 shixun_image_show ml50 none" width="150px" height="150px" id="shixun_image_show_<%= @library.id %>"/>
-            <% end %>
-            <%= file_field_tag 'library[cover_id]',
-                               :id => "upload_img_#{@library.id}",
-                               :style => 'display:none;',
-                               :size => "1",
-                               :multiple => false,
-                               :onchange => 'addInputAvatar(this);',
-                               :data => {
-                                   :max_file_size => Setting.authentication_img_max_size.to_i.kilobytes,
-                                   :max_file_size_message => l(:error_user_auth_too_big, :max_size => number_to_human_size(Setting.authentication_img_max_size.to_i.kilobytes)),
-                                   :max_concurrent_uploads => Redmine::Configuration['max_concurrent_ajax_uploads'].to_i,
-                                   :file_type => Redmine::Configuration['pic_types'].to_s,
-                                   :type_support_message => l(:error_pic_type),
-                                   :upload_path => uploads_path(:format => 'js',:project =>nil),
-                                   :description_placeholder => nil ,# l(:label_optional_description)
-                               } %>
-            <div>
-              <a href="javascript:void(0);" id="object_upload_img_<%= @library.id %>" class="<%= cover_exists ? "mr10 ml60" : "mr10 ml60 decoration4CACFF" %>" onclick="$('#upload_img_<%= @library.id %>').click();">
-                <%= cover_exists ? "重新上传" : "上传图片" %>
-              </a>
+
+            <%= hidden_field_tag 'library[cover_id]', @library.cover_id %>
+            <%= hidden_field_tag 'cover_file_name', '', class: 'cover-file-name' %>
+            <input type="file" name="cover_file" accept="image/*" id="library-cover-file" style="display: none"/>
+
+            <div class="surfacePlot ml25 library-cover-select" data-tip-down="上传图片" onclick="$('#library-cover-file').click();">
+              <img src="/images/educoder/unite.png" class="marginuploading <%= cover_exists ? 'hidden' : '' %>" style="<%= cover_exists ? 'display:none' : '' %>"/>
+              <div class="library-cover-perview" style="<%= cover_exists ? '' : 'display:none' %>">
+                <% cover_url = cover_exists ? named_attachment_path(@library.cover.id, @library.cover.filename) : '' %>
+                <img src="<%= cover_url %>" width="120px" height="90px"/>
+              </div>
             </div>
+            <p style="height:20px;line-height:20px;"><span class="color-red ml20 none" id="cover_file_notice">请上传封面</span></p>
           </div>
         </div>
         <div class="padding30 bor-top-greyE">
@@ -155,6 +139,9 @@
     var submitForm = function(){
         var title = $("input[name='library[title]']").val();
         var content = $("textarea[name='library[content]']").val();
+      var author_name = $("input[name='library[author_name]']").val();
+      var author_school_name = $("input[name='library[author_school_name]']").val();
+      var cover_file = $("input[name='cover_file").val();
 
         if (!title || title.length == 0) {
             $("#title_notice").removeClass("none");
@@ -168,6 +155,25 @@
         }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) {
+        $("#author_school_name_notice").removeClass("none");
+        return
+      }else{
+        $("#author_school_name_notice").addClass("none");
+      }
+      var coverId = $("input[name='library[cover_id]']").val();
+      if ((!coverId || coverId.length == 0) && (!cover_file || cover_file.length == 0)) {
+        $("#cover_file_notice").removeClass("none");
+        return
+      }else{
+        $("#cover_file_notice").addClass("none");
+      }
 
         if($('.attachments_fields .attachment').length == 0){
             $("#file_notice").removeClass("none");
@@ -199,5 +205,26 @@
             console.log('ids', ids)
             $('#tag_ids').val(ids);
         })
+
+        $("#library-cover-file").change(function (e) {
+          var file = e.target.files[0] || e.dataTransfer.files[0];
+          $('input.cover-file-name').val(document.getElementById("library-cover-file").files[0].name);
+          if (file) {
+            var reader = new FileReader();
+            reader.onload = function () {
+              $(".library-cover-perview img").attr("src", this.result);
+              $('.marginuploading').addClass('hidden').hide();
+              $('.library-cover-perview').show();
+            }
+
+            reader.readAsDataURL(file);
+          }
+        });
+
+        $('.library-cover-select').hover(function(){
+          $('.library-cover-select .marginuploading.hidden').show();
+        },function(){
+          $('.library-cover-select .marginuploading.hidden').hide();
+        });
     });
 </script>
\ No newline at end of file
diff --git a/app/views/libraries/index.html.erb b/app/views/libraries/index.html.erb
index 08495304..087ae03c 100644
--- a/app/views/libraries/index.html.erb
+++ b/app/views/libraries/index.html.erb
@@ -6,16 +6,14 @@
       <%= link_to '发布案例', new_library_path, class: 'white-btn edu-filter-btn-blue fr mr10 mt8', style: 'color: #4CACFF' %>
     </p>
     <div class="clearfix pl30 pr30">
-      <% if User.current.logged? %>
+      <% if User.current.try(:logged?) %>
         <ul class="fl library_nav mt20">
           <li class="<%= params[:type] == 'mine' ? '' : 'active' %>">
             <%= link_to '全部', libraries_path(search: params[:search]), remote: true %>
           </li>
-          <% if User.current.logged? %>
-            <li class="<%= params[:type] == 'mine' ? 'active' : '' %>">
-              <%= link_to '我的', libraries_path(search: params[:search], type: 'mine'), remote: true %>
-            </li>
-          <% end %>
+          <li class="<%= params[:type] == 'mine' ? 'active' : '' %>">
+            <%= link_to '我的', libraries_path(search: params[:search], type: 'mine'), remote: true %>
+          </li>
         </ul>
       <% end %>
       <div class="edu-position fr mt12">
diff --git a/app/views/users/_returnTop_btn.html.erb b/app/views/users/_returnTop_btn.html.erb
index 621c9467..9bdc31d6 100644
--- a/app/views/users/_returnTop_btn.html.erb
+++ b/app/views/users/_returnTop_btn.html.erb
@@ -31,5 +31,8 @@
 </div>
 
 <div class="-task-sidebars" style="right: 240px !important;">
-  <img src="/images/educoder/competition/lvmeng.png" width="150px" height="150px">
+  <a href="/competitions">
+    <img src="/images/educoder/competition/lvmeng.png" width="150px" height="150px">
+  </a>
+
 </div>
\ No newline at end of file
diff --git a/public/images/educoder/roundedRectangle.png b/public/images/educoder/roundedRectangle.png
new file mode 100755
index 00000000..0d2d0b0d
Binary files /dev/null and b/public/images/educoder/roundedRectangle.png differ
diff --git a/public/react/src/modules/tpm/NewHeader.js b/public/react/src/modules/tpm/NewHeader.js
index 4aa4aaa0..42dcaf78 100644
--- a/public/react/src/modules/tpm/NewHeader.js
+++ b/public/react/src/modules/tpm/NewHeader.js
@@ -301,7 +301,10 @@ class NewHeader extends Component {
                         </li>
 												{/* <li><a href="/libraries">教学案例</a></li> */}
 
-                        <li className={`${competitions === true ? 'active' : ''}`} ><a href="/competitions">在线竞赛</a></li>
+                        <li className={`${competitions === true ? 'active' : ''}`} >
+													<a href="/competitions">在线竞赛</a>
+													<img className="roundedRectangles" src="/images/educoder/roundedRectangle.png"/>
+                        </li>
 										  	<li 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'}
diff --git a/public/react/src/modules/tpm/SiderBar.js b/public/react/src/modules/tpm/SiderBar.js
index 71e33695..a2172e48 100644
--- a/public/react/src/modules/tpm/SiderBar.js
+++ b/public/react/src/modules/tpm/SiderBar.js
@@ -52,7 +52,9 @@ class SiderBar extends Component {
 						</div>
 
 						<div className="-task-sidebars" style={{right: "240px"}}>
-							<img src={getImageUrl("/images/educoder/competition/lvmeng.png")}  width="150px" height="150px" />
+							<a href="/competitions">
+								<img src={getImageUrl("/images/educoder/competition/lvmeng.png")}  width="150px" height="150px" />
+							</a>
 						</div>
 
 					</div>
diff --git a/public/stylesheets/educoder/edu-main.css b/public/stylesheets/educoder/edu-main.css
index 05cea010..81ce5b90 100644
--- a/public/stylesheets/educoder/edu-main.css
+++ b/public/stylesheets/educoder/edu-main.css
@@ -1211,12 +1211,33 @@ html>body #ajax-indicator { position: fixed; }
 }
 
 .surfacePlot{
-    width:120px;
-    height:90px;
+    cursor: pointer;
+    width:122px;
+    height:92px;
     background:rgba(250,250,250,1);
     border:1px solid rgba(221,221,221,1);
 }
 
 .marginuploading{
-    margin: 27px 42px;
+    padding: 28px 43px;
+    position: absolute;
+    z-index: 10;
+}
+.surfacePlot:hover .marginuploading.hidden{
+    background: rgba(0,0,0, 0.1);
+}
+
+.roundedRectangles {
+    position: absolute;
+    top: 10px;
+    right: -22px;
+}
+
+
+.edu-menu-lists currentName{
+    text-align: left;
+}
+
+.edu-menu-lists li{
+  text-align: left;
 }
\ No newline at end of file