GearXS via eBay offers this 6-Pocket Arm Rest Organizer
in Black for $9.99 with free shipping. (WeGotBetterDeals
via eBay has it in Navy Blue for the same price.) That's $2 above our June mention, but it's the lowest total price we could find by $4. This organizer fits over the arm of a couch or chair and features six pockets and 11x7" table top.
Update: amazing deal via Amazon has it for $8.19 with free shipping for Prime members.