code: def crud_links_for_nested_resource(model, nested_model, model_instance_name, nested_model_instance_name, actions, args={})
        _html = ""
        if use_crud_icons
          if actions.include?(:show)
            _html << eval("link_to image_tag('/images/icons/view.png', :class => 'crud_icon'), #{model_instance_name}_#{nested_model_instance_name}_path(model, nested_model), :title => 'View'")
          end
    
          if actions.include?(:edit)
            _html << eval("link_to image_tag('/images/icons/edit.png', :class => 'crud_icon'), edit_#{model_instance_name}_#{nested_model_instance_name}_path(model, nested_model), :title => 'Edit'")
          end
    
          if actions.include?(:delete)
            _html << eval("link_to image_tag('/images/icons/delete.png', :class => 'crud_icon'), #{model_instance_name}_#{nested_model_instance_name}_path(model, nested_model), :method => :delete, :confirm => 'Are you sure? This action cannot be undone.', :title => 'Delete'")
          end
        end
        _html
      end
docs: Display CRUD icons or links, according to setting in use_crud_icons method.
   This method works with nested resources.
   Use in index views like this:
  
   <td class="crud_links"><%= crud_links_for_nested_resource(@my_model, my_nested_model, 'my_model', 'my_nested_model', [:show, :edit, :delete]) -%></td>