content: -- This droplet processes folders dropped onto the applet 
  on open these_items
  	repeat with i from 1 to the count of these_items
  		set this_item to item i of these_items
  		set the item_info to info for this_item
  		if (alias of the item_info is false) and (folder of the item_info is true) then
  			process_item(this_item)
  		end if
  	end repeat
  end open
  
  -- this sub-routine processes folders 
  on process_item(this_item)
  	-- NOTE that the variable this_item is a folder reference in alias format 
  	-- FOLDER PROCESSING STATEMENTS GOES HERE 
  end process_item