''pnorth [[#question-1272489|said]]'' <blockquote> on start up "Map Finder Online" starts </blockquote> Hello pnorth, As you probably may have guessed : that "Map Finder Online" is malware; it's a browser hijacker. Would you please do this : Go to the Firefox menu (≡) => Options => Add-ons => Extensions and remove anything that looks unfamiliar or suspicious. Do the same in Windows Control Panel => Programs. Next step is to run malwarescans - further information can be found in this article : https://support.mozilla.org/en-US/kb/troubleshoot-firefox-issues-caused-malware?cache=no '''Run most or all of the listed malware scanners'''. They all work differently - what one program doesn't pick up, the other might. Also see : http://www.computips.org/remove-online-map-finder/