How do i totally clear the history from the web search bar?

Depending on the browser you are using, for example on Internet Explorer you would want to go to tools and internet options and clear auto complete, on firefox you want to go to tools and options and under privacy uncheck saved forms. Hope this helps...How do i totally clear the history from the web search bar?
click on tools, click on internet options then click on clear historyHow do i totally clear the history from the web search bar?
in ie7 go to TOOLS then at the bottom youll see internet options in there youll see where to erase history and temp. internet files and other options
why should you have to????