My issue has been resolved.
Step by step here is what I did:
1) Open Ati Catalyst.
2) From the graphics drop down select Desktops & Display.
3) At the bottom where you see a small monitor icon, click the little triangle at the top right corner. Click on configure in this menu.
4) You should now be at an Attributes menu, at the top, click Scaling options. You should now see scaling options.
5) Click the scroll bar and try dragging it around to scale your screen.
I have a 25" Hannspree monitor with a native 1920x1080 resolution and every since I've installed windows 7 my screen does not use the full size of the monitors viewable area. All resolutions do this until I get to a really low resolution where it fills the full screen but...