Turns on/off window shadows in OS X screenshots. (http://yourmacguy.wordpress.com/2008/07/29/screenshot-shadows/)

shotshadows.sh

#!/bin/bash

usage () {
    /bin/echo "Usage: shotshadows [off|on]"
    exit 1
}

if [ $# == 1 ]; then
    if [ $1 == "off" ]; then
        /bin/echo "Disabling drop shadows in screenshots and restarting SystemUIServer"
        /usr/bin/defaults write com.apple.screencapture disable-shadow -bool true
        /usr/bin/killall SystemUIServer
    elif [ $1 == "on" ]; then
        /bin/echo "Enabling drop shadows in screenshots and restarting SystemUIServer"
        /usr/bin/defaults delete com.apple.screencapture disable-shadow
        /usr/bin/killall SystemUIServer
    else
        usage
    fi
else
    usage
fi