Standalone EXE:
http://awforsythe.com/files/nvgeck_ro...
The script will run in the background and can be closed from its tray icon. Press Ctrl+Shift+R to start the process of moving room markers.
AutoHotkey Script:
http://awforsythe.com/files/nvgeck_ro...
(AutoHotkey is available at http://www.autohotkey.com/)