go to tools .. options .. advanced settings .. there should be somewhere to check and uncheck boxes - a long list. On that list there are options about how you view the web, for example, auto finishing for when you are typing in a search engine and things of that nature
also, you could check your options on this site, go to user CP, edit options and see if there is something about how your settings are for using this site, how you view the threads and how many posts per page type of deal.
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