Fix destroy in structure

Fix sorting

app/models/item.rb

@@ -10,16 +10,18 @@ class Item
   field :is_published, :type => Boolean, :default => false
   field :enabled_for, :type => Array, :default => nil
   field :menu_enabled_for, :type => Array, :default => nil
+
+  has_one :i18n_variable, :as => :language_value, :autosave => true, :dependent => :destroy
  
   validates_format_of :name, :with => /^[0-9a-zA-Z\-_]+$/
   validates :name, :exclusion => { :in => LIST[:forbidden_item_names] }
   validates_uniqueness_of :name, :scope => :parent_id
   validates_presence_of :name
-
   validates_associated :parent, :children
+  
+  before_destroy :destroy_children
   after_rearrange :rebuild_path
   
-  has_one :i18n_variable, :as => :language_value, :autosave => true, :dependent => :destroy
   
   def self.find_by_name(item_name)
     Item.first(:conditions => { :name => item_name, :is_published => true })