CLEARING SEARCHES..

I have XP and use IE 7/GOOGLE ...how can I clear the search box of all previous searches?

I've gone into Internet options but can only find 'delete forms'...will this do it?

I don't want to delete something that shouldn't be deleted..

Thanks

Edit: I have moved this post as it needed to be a new thread. Please make sure not to post new questions in old threads. Also try not to reply to really old threads. JustinGH