whenever i open more window in firefox, it gets some accident popups confused me so much. really hate them.but i do not know the causes. pls could anybody here tell me if you once got this problem. many thanks!
Delete all the cookies...
Uninstall all the Toolbar from uninstaller.
This is done as you install any application at the time thee may be the adv. for installing more than of your application that is checked and you just hit next without untick of it so that others toolbars, adv. app also get install and this result you in this so...
Uninstall all adv. app from Uninstaller (Browser must be close)
delete all cookies. (use Ccleaner)
Fix the Registry (Use Ccleaner)