GreenShot (http://getgreenshot.org/) is a nice, free for personal use, screen capture utility. It is designed to be running all the time (in the system notification tray) and triggered with a Global Hotkey (Print Scrn). I prefer to only run it when I need it and have it exit when I'm done, so I wrote this simple script. It starts the utility (if it's not already running), triggers a capture operation, waits for me to finish editing/saving the image, and then closes the utility. The only trick