HELP internet explorer/firefox/opera all crash when starting

[eastyy]

had to use a web browser thats part of a youtube downloader to post this every time i start a usual things mentioned above they all crash

firefox just crashes...and explorer just acts mental like wont load up a page..or would just quit by itself would get this message on explorer We were unable to return you to ask.com.

Internet Explorer has stopped trying to restore this website. It appears that the website continues to have a problem.
What you can do:
Go to your home page

Try to return to ask.com

[noobish hat]

Sounds like a job for Captain System Restore.

[eastyy]

was wondering if a virus would be causing it

[Hohum]

Run a scan and find out. Is ask.com your default search provider?