RE: FS Closing
If you are useing a Geforce Graphics card and are useing the 43-45 drivers, remove them and go back to the 42-30 drivers. I had the same problem as you, and that is what I did, now everything is alright.
Intel i5-2500K 3.3GHz Quad Core, Asus P8Z 68-V LE MB, GTX 560 TI 1GB DDR5 graphics card, Windows 7 Home Premium 64 bit, 8gb Corsair Vengeance DDR3 ram , Viewsonic VX2233WM LCD 1080P HD Monitor. Seagate Barracuda 1 TB 64MB Sata3 HD, 650 watt Corsair PSU