Make the radio buttons work a little bit. Changing language is still a bit
weird - previously selected languages don't get de-selected, I'm not sure
if this is a regression or not.
/*
* irssi - Implements several irssi features for Purple
* Copyright (C) 2005-2008 Gary Kramlich <grim@reaperworld.com>
* Copyright (C) 2006-2008 John Bailey <rekkanoryo@rekkanoryo.org>