Like Pat, I also use Folders to my advantage. Folders can also be moved around so it can be placed where I find it most convenient. Here's a snapshot of how I have my folders set up... But because folders can be moved around, I could easily make it looks like this: This also allows me to make some of the charts available to my players. Also, this is not meant to discount Tim's suggestion...merely to show an alternative that may help get him where he wants to be. Personally, I'm having difficulty envisioning what a "detachable 3 window GM screen" would look like, so perhaps it would be a superior option—I just can't imagine it at the moment.