Post a HijackThis Log for Analysis -threats detections
HijackThis - Trend Micro USA (Works with Netbook) [wrkx w/ Netbooks]
Trend Micro HijackThis is a free utility that generates an in depth report of registry and file settings from your computer. HijackThis makes no separation ...
http://free.antivirus.com/hijackthis/Install and when you click scan - at the end copy paste here the log that automatically opens at end of fairly fast scan = "Hi Jack This Log" and nickname HJT Logs.
These reveal possible malwares residing in certain areas in the memory in start up, or registry -such as a malware toolbar, etc.