Download a trial version of Spysweeper.
www.webroot.com
Also download this file
http://central.itc.virginia.edu/pc/win32/WinsockFix.exe
Run spysweeper and let it do its free update and run a scan. This will clean your system out much better then Spybot imo. If you find your internet connection is lost after a possible reboot, then run the winsockfix utility.