Might want to chek into that hep file, it is usefull.
Quote: "SET CAMERA TO IMAGE
This command will direct all camera output to the specified image. This command is ideal for performing the fastest
method of creating textured polygons that show a different view within your 3D world. You can use this command to
create mirrors, security cameras within your game or dynamically moving the camera view around on a polygon shape
such as a floating panel.
SYNTAX
SET CAMERA TO IMAGE Camera Number, Image Number, Width, Height
"
There is also an edit button located below your avatar.
Aku Soku Zan