Your pc definately has some nasty infections on it.
You need to re read the instructions for posting a HJT log as part of the instructions says to rename hijackthis.exe to hijackthis1991.exe.
We also need to see a AVG antispyware log as per the instructions too.
This thread is for the use of dave0 only. Please don`t post your own virus/spyware problems in this thread. Instead, open a new thread in our security and the web forum.