This one sold on ebay says it includes a 48" USB to mini-USB cable, looks to me you could connect your glacier usb cable to it.
12Volt to usb charger
There are a lot of standard usb chargers on ebay too. Quality questionable, so I bought a wall charger for the battery only, since I got 2 players both with extra batteries. I'd rather blow up a battery than a Glacier. A Nokia bl-4c charger on ebay, goes for $2