HOW TO SCAN COMPUTER WITHOUT INSTALLING ANTI VIRUS ?

Scan without Installing Antivirus

Download AdwCleaner from the http://general-changelog-team.fr/fr/downloads/finish/20-outils-de-xplode/2-adwcleaner (This is a direct download link) or download from the home page as given below.
Double click on the downloaded file (AdwCleaner.exe) click on Run. (if required by the security warning)
Now click on the Delete button, a notification will pop up, click on OK when deletion has finished a message will pop up, after reading it click on OK, you will then get a notification AdwCleaner must restart the computer, click on ok. when the computer restarts a text file will open up, close it. Double click on the downloaded file (AdwCleaner.exe)
Click on the uninstall button then click on yes to remove the utility from your computer. to make sure you have not got other garbage left on there.

Then run a full scan with SUPERAntiSpyware
Portable Scanner Technicians Edition > http://www.superantispyware.com/portablescannertech.html and remove whatever it finds. this also does not require installing, just delete it when you have finished using it.

NOTE: AdwCleaner is a reliable removal tool for adware, toolbars,
potentially unwanted programs and Browser Hijackers.
It works with a Search and Deletion method.
No installing required,
It can be easily be removed
by clicking on the ineptly named uninstall button.