rendering a 360 Panorama (Cyclorama) to 8 screens

I am currently watching: https://www.youtube.com/watch?v=TbaOyvWfJE0&list=PL7OpsBgBjeGLHOYHvQ7AH0YSuGqvhlSIr
and looking at code dealing with multiplayer.
One little thing. If I start the First Person Template from within the Editor, the mouse is captured all the time. I this the default behavior?