diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index f36e4b397..cfc4545a9 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -1947,6 +1947,8 @@ module ApplicationHelper
   end
 
   def bootstrap_render_dynamic_nav
+    hidden_non_project = Setting.find_by_name("hidden_non_project")
+    visiable = !(hidden_non_project && hidden_non_project.value == "0")
 
     main_course_link = link_to l(:label_course_practice), {:controller => 'welcome', :action => 'index', :host => Setting.course_domain}
     main_project_link = link_to l(:label_project_deposit), {:controller => 'welcome', :action => 'index', :host => Setting.project_domain}
@@ -1964,21 +1966,21 @@ module ApplicationHelper
 
     #@nav_dispaly_project_label
     nav_list = Array.new
-    nav_list.push(school_all_school_link) if @nav_dispaly_course_all_label && @show_course == 1
+    nav_list.push(school_all_school_link) if @nav_dispaly_course_all_label && @show_course == 1 && visiable
     # nav_list.push(course_all_course_link) if @nav_dispaly_course_all_label && @show_course == 1
-    nav_list.push(course_teacher_all_link) if @nav_dispaly_teacher_all_label && @show_course == 1
+    nav_list.push(course_teacher_all_link) if @nav_dispaly_teacher_all_label && @show_course == 1 && visiable
 
     nav_list.push(main_project_link) if @nav_dispaly_main_project_label
-    nav_list.push(main_course_link) if @nav_dispaly_main_course_label && @show_course == 1
-    nav_list.push(main_contest_link) if @nav_dispaly_main_contest_label && @show_contest == 1
+    nav_list.push(main_course_link) if @nav_dispaly_main_course_label && @show_course == 1 && visiable
+    nav_list.push(main_contest_link) if @nav_dispaly_main_contest_label && @show_contest == 1 && visiable
 
-    nav_list.push(courses_link) if @nav_dispaly_course_label && @show_course == 1
+    nav_list.push(courses_link) if @nav_dispaly_course_label && @show_course == 1 && visiable
     # nav_list.push(projects_link) if @nav_dispaly_project_label
     #nav_list.push(users_link) if @nav_dispaly_user_label
     # nav_list.push(contest_link) if @nav_dispaly_contest_label  && @show_contest == 1
-    nav_list.push(bids_link) if @nav_dispaly_bid_label
-    nav_list.push(forum_link) if @nav_dispaly_forum_label
-    nav_list.push(stores_link) if @nav_dispaly_store_all_label
+    nav_list.push(bids_link) if @nav_dispaly_bid_label && visiable
+    nav_list.push(forum_link) if @nav_dispaly_forum_label && visiable
+    nav_list.push(stores_link) if @nav_dispaly_store_all_label && visiable
 
     content_li = ''
     nav_list.collect do |nav_item|