This can disable user input. All user input, which means even the
escape key doesn’t work. So the script will always time out even if you don’t set the Script\Timing property. The default time is 10 seconds.
The event mask is a binary string representing the events to disable.
|1000||Allow mouse movement.|
|0100||Allow mouse buttons.|
|0010||??? (Joystick, maybe)|
If the parameter is read from a quest variable, the binary bits of the integer are used.