Re: partner37.mydomainuser malware infections
Run this and attach the results.
Using ESET's Online Scanner
It will take time, so be patient. If that does not find anything I think our next best move would be to have you back up your firefox bookmarks etc and uninstall > reinstall. I will provide instructions for that later.
Have we been helpful? Did our services here at MajorGeeks save you a whole lot of cash? If you would like to bequest a small amount as a token of your appreciation, please look out for the yellow 'Donate' button on the top right of any page. Thanks!