i have one of these...
http://www.familymedia.com/market/images/co1.jpg
they sell them at the efads store for a buck. they work great. I just changed the labels to things I need.
you can get them on ebay too here...
http://shop.ebay.ca/i.html?_trkparms...d=p3286.c0.m14
cheapest you can get there is about $5 with shipping