Tested to work under Win7. Should work with Vista as well. Usage: WinSetVolume("title", 50) - Set volume (0-100) WinSetVolume("title", "mute") - Mute WinSetVolume("title", "unmute") - Unmute WinSetVolume("title", "toggle") - Toggles mute state Returns 1 on success, 0 on failure. Please note: For non-English platforms you'll need to alter the $localized string (e.g. for Dutch: $localized = "Dempen voor "). Setting the volume to 0 is not the same as muting. This function doesn't respect the