diff --git a/app/api/mobile/api.rb b/app/api/mobile/api.rb
index c631d56f..6e9daea1 100644
--- a/app/api/mobile/api.rb
+++ b/app/api/mobile/api.rb
@@ -140,7 +140,6 @@ module Mobile
         #
         Rails.logger.info("########### host is #{request.host}")
         if (Rails.env.development? && session[:user_id].blank?) ||
-            (session[:user_id].blank? && request.host.include?("testbdweb")) ||
             params[:action] == "privateGit"
           session[:user_id] = 12 #116
         end
diff --git a/app/controllers/ecs_controller.rb b/app/controllers/ecs_controller.rb
index 5d391a5d..f31bea88 100644
--- a/app/controllers/ecs_controller.rb
+++ b/app/controllers/ecs_controller.rb
@@ -1,5 +1,5 @@
 class EcsController < ApplicationController
-  before_filter :require_login
+  before_filter :require_login, :except => [:get_navigation_url]
   before_filter :find_school, :except => [:get_navigation_url]
   before_filter :school_manager, :except => [:department, :get_navigation_url]
   layout 'base_ec'
diff --git a/app/services/discusses_service.rb b/app/services/discusses_service.rb
index a43ccfa8..9c242554 100644
--- a/app/services/discusses_service.rb
+++ b/app/services/discusses_service.rb
@@ -30,14 +30,15 @@ class DiscussesService
     memo_count = memos.count
     memos = memos.offset(offset).limit(15)
     #实训标签使用最多的9个
-    hot_tags = TagRepertoire.find_by_sql("select a.name, sum(a.cnt) cnt, a.id from
-                                          (select tr.id, tr.name, count(d.dis_id) cnt, d.root_id, s.status, s.hidden
-                                          from tag_repertoires tr join (shixun_tag_repertoires str
-                                          left join (shixuns s join discusses d on d.dis_id = s.id and d.root_id is null and s.status =2 and s.hidden=false)
-                                          on s.id = str.shixun_id) on tr.id = str.tag_repertoire_id
-                                          group by d.dis_id order by cnt desc) a group by a.name
-                                          order by cnt desc limit 9").map{|ht| ht.attributes.dup}
-
+    # hot_tags = TagRepertoire.find_by_sql("select a.name, sum(a.cnt) cnt, a.id from
+    #                                       (select tr.id, tr.name, count(d.dis_id) cnt, d.root_id, s.status, s.hidden
+    #                                       from tag_repertoires tr join (shixun_tag_repertoires str
+    #                                       left join (shixuns s join discusses d on d.dis_id = s.id and d.root_id is null and s.status =2 and s.hidden=false)
+    #                                       on s.id = str.shixun_id) on tr.id = str.tag_repertoire_id
+    #                                       group by d.dis_id order by cnt desc) a group by a.name
+    #                                       order by cnt desc limit 9").map{|ht| ht.attributes.dup}
+    tag_id = ShixunTagRepertoire.joins(:shixun).order("myshixuns_count desc").pluck(:tag_repertoire_id).uniq.first(9)
+    hot_tags = TagRepertoire.select([:id, :name]).where(:id => tag_id).order("FIELD(id, #{tag_id.join(",")})").map{|ht| ht.attributes.dup} if tag_id
     memos = memo_list memos
     user_info = format_for_current_user current_user
     hot_memos = Memo.field_for_recommend.posts.hot.limit(4)
diff --git a/app/views/competitions/competitionsName.html.erb.html b/app/views/competitions/competitionsName.html.erb.html
new file mode 100644
index 00000000..0ae6e2e6
--- /dev/null
+++ b/app/views/competitions/competitionsName.html.erb.html
@@ -0,0 +1,34 @@
+<style>
+    /*//登录弹窗*/
+    .newLogipopup{
+        height: 100%;
+        width: 100%;
+        background-size: 100% 100%;
+        position: fixed;
+        bottom: 0px;
+        right: 0px;
+    }
+ddd
+</style>
+<div class="educontent newLogipopup" id="backImg" >
+    <div class="pr edu-txt-center height-100 pt110">
+        <div class="login_reg pr login_regs">
+            <div>
+                <a href="javascript:void(0)" onclick="hideModal();" id="closeIcon" style="position: absolute;right: 0px;"><i class="iconfont icon-shanchudiao"></i></a>
+                <img src="/images/educoder/competitionslog.png" height="600px" width="600px" />
+                <img height="600px" width="600px" src="/images/educoder/applys.png" />
+            </div>
+            <!--第三方账号登录-->
+            <!--<div class="mt10 edu-txt-center">
+              <p class="color-grey-9">第三方账号登录</p>
+              <div class="mt15">
+                <a href="javascript:void(0)" class="margin15"><img src="/images/educoder/weixin.png" class="radius"/></a>
+                <a href="javascript:void(0)" class="margin15"><img src="/images/educoder/QQ.png" class="radius"/></a>
+                <a href="javascript:void(0)" class="margin15"><img src="/images/educoder/weibo.png" class="radius"/></a>
+              </div>
+            </div>-->
+        </div>
+    </div>
+</div>
+
+
diff --git a/app/views/libraries/_form.html.erb b/app/views/libraries/_form.html.erb
index 6628a3ea..c67a8b57 100644
--- a/app/views/libraries/_form.html.erb
+++ b/app/views/libraries/_form.html.erb
@@ -76,7 +76,7 @@
                 <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>
+<!--            <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">
@@ -168,12 +168,13 @@
         $("#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 ((!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");
diff --git a/public/images/educoder/applys.png b/public/images/educoder/applys.png
new file mode 100755
index 00000000..3f4e3018
Binary files /dev/null and b/public/images/educoder/applys.png differ
diff --git a/public/images/educoder/competitionslog.png b/public/images/educoder/competitionslog.png
new file mode 100755
index 00000000..97ce6c77
Binary files /dev/null and b/public/images/educoder/competitionslog.png differ
diff --git a/public/stylesheets/educoder/edu-main.css b/public/stylesheets/educoder/edu-main.css
index 81ce5b90..0df8d6e8 100644
--- a/public/stylesheets/educoder/edu-main.css
+++ b/public/stylesheets/educoder/edu-main.css
@@ -1234,10 +1234,15 @@ html>body #ajax-indicator { position: fixed; }
 }
 
 
-.edu-menu-lists currentName{
+.edu-menu-lists .currentName{
     text-align: left;
 }
 
 .edu-menu-lists li{
   text-align: left;
+}
+
+.login_regs{
+    margin-right: 35%;
+    width: 558px;
 }
\ No newline at end of file