#!/bin/bash
# by Christopher Pietsch, www.chrispie.com. 2011

if [ `defaults read com.apple.finder AppleShowAllFiles` = "TRUE" ]; then
	defaults write com.apple.finder AppleShowAllFiles FALSE
	echo 'hidden files are hidden in Finder'
else
	defaults write com.apple.finder AppleShowAllFiles TRUE
	echo 'hidden files are shown in Finder'
fi

killall Finder