update for desktop widgets

app/models/desktop/section.rb

@@ -0,0 +1,17 @@
+class Section
+  include Mongoid::Document
+  include Mongoid::Timestamps
+  
+  field :name
+  
+  belongs_to :desktop
+  has_many :groups, :autosave => true, :dependent => :destroy
+  
+  before_create :initialize_group
+  
+  def initialize_group
+    self.groups.build
+    self.groups.build
+  end
+  
+end