system security

i got a virus or spyware system security on my computer it wont let me open anything except the internet it wont let me run any anit virus programs not even the malware removal programs i dont understand how to manually remove it so i dont know what to do. my computer keeps turning off and going to a blue screen saying to go to safe mode but it wont let me it wont even let me run the task manager. what do i do?!?!?!!?! Britt

Please download Ice Sword from HERE

1. Download the zip to your desktop and extract it.
   
2. Open the Ice Sword folder and then launch IceSword.exe.
   
3. Then look in the left hand bottom of the program and press "Registry"
   
4. When the registry list opens, drag the line between the two windows so you can see which registry hive you need.
   
5. Next, open the HKEY_LOCAL_MACHINE, and navigate to the following key:
   
   HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\fake-key
   
   
   
6. Once you find that key, right click the key and press "Delete"
   
7. Okay the prompt and close IceSword.