Like I said, if you see that your user permissions are messed up (you can't run things), download and run SUPER Anti-spyware. You don't need to use it to scan; Just use the permissions restorer.
My Computer
At a glance
Windows 7 Enterprise 64-bitAMD Phenom II X4 3.0GHz8GB G-Skill Ripjaws DDR3 1333PNY GeForce 460 GTX 1GB OC - Enthusiast Edition
OS
Windows 7 Enterprise 64-bit
CPU
AMD Phenom II X4 3.0GHz
Motherboard
ASUS M5A97
Memory
8GB G-Skill Ripjaws DDR3 1333
Graphics Card(s)
PNY GeForce 460 GTX 1GB OC - Enthusiast Edition
Sound Card
VIA High Definition Audio
Monitor(s) Displays
Dell 19"
Screen Resolution
1280x1024
Hard Drives
1TB - Primary
160GB - Secondary
250GB - External backup for important files