SuperMediaStore has the Generic iPod Car Charger at $11.95. Features: Works iPods with dock connector – iPod 3G, 4G, iPod Mini, iPod Photo, iPod nano, iPod video (G5). Enter coupon code ipod50poff at checkout for $5.98 off. Free shipping. SUPER MEDIA STORE
You may have to enter the code in multiple times to get it to work.