try adaware
CLICK HERE and try microsofts free antispy
CLICK HERE
also you might have been
trojanized
give some of these antivirus [mcafee] a whirl -
TRY THESE
one more item - this entry you have i think is no good, capital "S"
C:\WINDOWS\System32\svchost.exe
let the
hyjack log people determine to check it or not.