diff --git a/app/controllers/contest_management_controller.rb b/app/controllers/contest_management_controller.rb
--- a/app/controllers/contest_management_controller.rb
+++ b/app/controllers/contest_management_controller.rb
@@ -3,6 +3,7 @@
   before_filter :admin_authorization
 
   def index
+    @num_contests = Contest.count()
   end
 
   def user_stat
@@ -35,4 +36,15 @@
     redirect_to :action => 'index'
   end
 
+  def change_contest_mode
+    if ['standard', 'contest', 'indv-contest'].include? params[:id]
+      config = Configuration.find_by_key('system.mode')
+      config.value = params[:id]
+      config.save
+    else
+      flash[:notice] = 'Wrong contest mode value'
+    end
+    redirect_to :action => 'index'
+  end
+
 end