# File app/controllers/article_categories_controller.rb, line 2
2:   def show
3:     @article_category = ArticleCategory.find(params[:id])
4:     
5:     # Determine what category id to use to generate sub catg tabs
6:     @top_level_article_category_id = @article_category.parent_id
7:     @top_level_article_category_id = params[:id] if @top_level_article_category_id == 0
8:   end