Gstop
From Scriptwiki
This command will stop a Microsoft Agent from doing whatever it is doing when the command is called.
gstop [-c] <name> [talk|play]
- The -c switch will only stop the current action. If not specified, all queued actions will also be removed.
- Name is the name given to the agent when it was loaded
- You can specify to only stop talk or play actions in the final parameter, instead of all actions of any type.