diff --git a/app/controllers/foodcoop_controller.rb b/app/controllers/foodcoop_controller.rb
index e43d4a79..ac162808 100644
--- a/app/controllers/foodcoop_controller.rb
+++ b/app/controllers/foodcoop_controller.rb
@@ -41,6 +41,34 @@ class FoodcoopController < ApplicationController
     @groups = Workgroup.find :all, :order => "name"
   end
 
+  def ordergroups
+    #@order_groups = Ordergroup.find :all, :order => "name"
+    if (params[:per_page] && params[:per_page].to_i > 0 && params[:per_page].to_i <= 100)
+      @per_page = params[:per_page].to_i
+    else
+      @per_page = 20
+    end
+
+    if (params[:only_active].to_i == 1)
+      if (! params[:query].blank?)
+        conditions = ["orders.starts >= ? AND name LIKE ?", Time.now.months_ago(3), "%#{params[:query]}%"]
+      else
+        conditions = ["orders.starts >= ?", Time.now.months_ago(3)]
+      end
+    else
+      # if somebody uses the search field:
+      conditions = ["name LIKE ?", "%#{params[:query]}%"] unless params[:query].blank?
+    end
+
+    @total = Ordergroup.count(:conditions => conditions, :include => "orders")
+    @order_groups = Ordergroup.paginate(:page => params[:page], :per_page => @per_page, :conditions => conditions, :order => "name", :include => "orders")
+
+    respond_to do |format|
+      format.html # index.html.erb
+      format.js { render :partial => "ordergroups" }
+    end
+  end
+
   def group
   end
 
diff --git a/app/models/order_article.rb b/app/models/order_article.rb
index 0d6e9feb..b2191d9d 100644
--- a/app/models/order_article.rb
+++ b/app/models/order_article.rb
@@ -79,12 +79,12 @@ class OrderArticle < ActiveRecord::Base
 
   # Calculate price for ordered quantity.
   def total_price
-    units_to_order * price.price
+    units_to_order * price.unit_quantity * price.price
   end
 
   # Calculate gross price for ordered qunatity.
   def total_gross_price
-    units_to_order * price.gross_price
+    units_to_order * price.unit_quantity * price.gross_price
   end
 
   def ordered_quantities_equal_to_group_orders?
diff --git a/app/views/foodcoop/_ordergroups.html.haml b/app/views/foodcoop/_ordergroups.html.haml
new file mode 100644
index 00000000..c6da5330
--- /dev/null
+++ b/app/views/foodcoop/_ordergroups.html.haml
@@ -0,0 +1,23 @@
+%p
+%table{:style => "width:100%"}
+  %tr
+    %td
+      = pagination_links_remote @order_groups, :update => :order_groups
+    %td{:style => "text-align:right"}
+      - if @total > 20
+        = items_per_page :update => :order_groups
+
+%table.list
+  %thead
+    %tr
+      %th Name
+      %th #Mitglieder
+      %th Kontakt
+
+  %tbody
+    - for order_group in @order_groups
+      %tr{:class => cycle('even','odd', :name => 'order_group')}
+        %td=h order_group.name
+        %th=h order_group.users.length
+        %td=h order_group.contact
+
diff --git a/app/views/foodcoop/ordergroups.html.haml b/app/views/foodcoop/ordergroups.html.haml
new file mode 100644
index 00000000..8de23e41
--- /dev/null
+++ b/app/views/foodcoop/ordergroups.html.haml
@@ -0,0 +1,22 @@
+%h1 Bestellgruppen der Foodcoop
+
+.left_column{:style => "width:100%"}
+  .box_title
+    %h2 Übersicht
+  .column_content
+    #user_filter{:style => "margin-right:2em;"}
+      %form{:id=>"sform", :action=>"", :style=>"display:inline;"}
+        %label{:for => 'article_name'} Suche nach Name:
+        = text_field_tag("query", params['query'], :size => 10 )
+        %label{:for => 'only_active'} Nur aktive:
+        = check_box_tag('only_active')
+
+        = observe_form 'sform', :frequency => 2, |
+          :before => "Element.show('loader')", |
+          :success => "Element.hide('loader')", |
+          :url => {:action => 'ordergroups'}, |
+          :update => :order_groups, |
+          :method => :get |
+    
+    #order_groups
+      = render :partial => "ordergroups"
\ No newline at end of file
diff --git a/app/views/layouts/_main_tabnav.html.erb b/app/views/layouts/_main_tabnav.html.erb
index 48f5311b..4799caaf 100644
--- a/app/views/layouts/_main_tabnav.html.erb
+++ b/app/views/layouts/_main_tabnav.html.erb
@@ -12,6 +12,7 @@
         :subnav => [
           { :name => "Mitglieder", :url => "/foodcoop/members"},
           { :name => "Abeitsgruppen", :url => "/foodcoop/workgroups"},
+          { :name => "Bestellgruppen", :url => "/foodcoop/ordergroups"},
           { :name => "Nachrichten", :url => "/messages"},
           { :name => "Aufgaben", :url => "/tasks"}
         ]