install this plug and see if it helps
https://addons.mozilla.org/en-us/firefox/addon/adblock-plus/?src=search
and malwarebytes all you need to run
try systemcarefree...fixes and repairs any errors in your entire system
spybot search and destroy for all malware spyware etc...
will if it stops its not anything on his computer thats why i told him to try it firstI love Adblock Plus and use it regularly. That might hide the adware, but it won't treat the cause.
will if it stops its not anything on his computer thats why i told him to try it first