Developing Schemas for the Location of Common Web Objects is a pretty enlightening bit of user research. Michael Bernard polled a group of novices (less than one year of Web experience) and experts (three or more years of Web experience) and asked them to indicate where on a blank Web page they would expect to find some common interface elements (or Web objects), e.g. home page link, internal links, search box etc. The diagrams are pretty telling.
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