What antivirus would you like to install? I just see the files of AVG, the Links to ESET ... etc.
Try to remove all antiviruses either with special tools (search at the sites of vendors) or usineg this tool: http://www.appremover.com/
Close/unload all the programs excepted AVZ and Internet Explorer
- Antivirus and and, if you have - Firewall.
- System Restore
- Execute following script in Manual Healing
- Repeat a log file.
- Attach a new log to your new post..