How to remove Mac Safari hijacker Mac-Protecton.com

I am trying to remove some scare-ware/ Safari hijacker.
It is linked to mac-protecton.com

I don't see anything in Safari Extensions.

AVG can't run on this mac - it has 10.7.5

How can I remove it?
Thanks.
computerlarryAsked:
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Justin BradshawOwnerCommented:
Use this:
http://www.adwaremedic.com/

It's donationware. It works well and is very easy to use.
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computerlarryAuthor Commented:
Adwaremedic's most recent version didn't work.
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Justin BradshawOwnerCommented:
okay... so what are the symptoms?

check Users > yourusername > Library > Safari > Extensions
check Users > yourusername > Library > Internet Plug-Ins

to really dig into this problem, this is a great guide:
http://www.thesafemac.com/arg-identification/
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David AndersTechnician Commented:
1. Force Quit .
    Press command + option + esc keys together at the same time. Wait.
    When Force Quit window appears, select  Safari if not already.
    Press Force Quit button at the bottom of the window.   Wait.
    Safari will quit.

2. Relaunch Safari holding the shift key down.

3. Turn off wifi and turn it back on.
    Turn off Wifi. Click Wifi icon in the menu bar and select “Turn Wifi off”.
    Visit another website.
    You won’t have internet connection.
    Turn on Wifi. Click Wifi icon in the menu bar and select “Turn Wifi on”.
    Select your Network.

4. Safari > Preferences > Privacy
    Cookies and website data:
    Click “Details” button.
    Remove the cookie related to this, if there is one.

For more info:
“How to respond …….”
http://www.thesafemac.com/tech-support-scam-pop-ups/
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Kash2nd Line EngineerCommented:
off trying all above suggestion.
go to users -> library -> and delete the caches folder.  Restart
if still no joy go to system -> library and delete the caches folder. restart
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