Shoulda noticed this one before....
Fix this entry in HJT:
O16 - DPF: {563ED66E-531B-51D2-5DB0-5080C83DA4EB} - ms-its:mhtml:file://C:\MAIN.MHT!http://69.50.164.12/exp/mht/sext01....gaInstaller.exe
and delete this file : C:\MAIN.MHT!
Otherwise, your log is clean. If you disabled System Restore, make sure to enable it now.
To help prevent future spyware installations/infections, please read the Anti-Spyware Tutorial (
http://www.greyknight17.com/spyware.htm#prevent) and use the tools provided.
Are there any problems now? If not, you should be set to go.