Surprisingly conduit is certified by http://www.truste.com/about-TRUSTe/press-room/news_truste_conduit_toolbars_truste_certified
And crazily, it is very popularly known in the community of how it annoys users in hijacking their browsers, and mine also. But we really don't know if the browsers are the only ones they hijack.
1) Reinstall Chrome
2) Reinstall Firefox
3) With Internet Explorer, go to internet options -> advance tab, then click on reset.
4) Under your registry "HKLM\Software\Conduit\", notice you can find some GUID string there. Copy that string and search the whole registry for those entries. Then delete the reasonable annoyance.
5) Under the registry specified above, check for the registry entries. Some of them will point you to the conduit installation path. Remove it.