You're off topic for this forum, which is dedicated to Windows Live OneCare. You may want to try the Microsoft Public newsgroups here: http://www.microsoft.com/communities/newsgroups/list/en-us/default.aspx
There is no security "toolbar" in IE. Go to View/Toolbars and uncheck any you wish to hide or go to Control Panel - Add/Remove Programs to uninstall any that have been installed.
Turning off your virus protection will be different depending on what program you are using. In OneCare it is turned off by opening OneCare, clicking Change Settings, then turning it off on the Virus and Spyware tab.
-steve