diff --git a/app/controllers/welcome_controller.rb b/app/controllers/welcome_controller.rb
index 64f3002f..1cbea11e 100644
--- a/app/controllers/welcome_controller.rb
+++ b/app/controllers/welcome_controller.rb
@@ -19,7 +19,7 @@ class WelcomeController < ApplicationController
   caches_action :robots
  
   def index
-    (course() and render :course and return 0) if request.headers['REQUEST_URI'].match(/course\.trustie\.net/)
+    (course() and render :course and return 0) if request.original_url.match(/course\.trustie\.net/)
     # @news = News.latest User.current
     # @projects = Project.latest User.current
     #by young
diff --git a/app/views/test/index.html.erb b/app/views/test/index.html.erb
index 01c60e1b..d7491db8 100644
--- a/app/views/test/index.html.erb
+++ b/app/views/test/index.html.erb
@@ -1,3 +1,4 @@
 <h3>test</h3>
-<%= debug @params %>
+<%= debug request %>
+<hr/>
    
\ No newline at end of file
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 3d03e33b..b25519d3 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -1570,6 +1570,8 @@ en:
   label_contest_innovate: Competitions
   label_software_user: Users
   label_course_practice: Courses
+  label_course_all: Teacher
+  label_teacher_all: Student
   label_user_home: User Space
 
   field_hidden_repo: code protected