You may or may not know it, but getting rid of old batteries is a problem nowadays. Buying alkaline batteries from the store can be bad news, since these cannot be reused or even recycled. They end up in land fills and can pose serious toxic threats. Buying recycled batteries from the store is a better way to go, since these guys can be recycled and of course, reused. So check out this tutorial for some more adivce on properly disposing or your batteries. Good luck and enjoy!