Same URL as the original poster provided but there is a promo code for an additional 10% off (final price $13.59) - good for today only (5/13).
Note: If you've already submitted a rebate for this promotion, find a neighbor, relative, etc. to submit the paperwork - only 1 rebate per household.
Verbatim 4.7GB 16X DVD+R 100 Packs Cake Box Disc - Retail
10% off with promo code BHD5139, ends 5/13