It looks like the Safari home page preference is kept in the following file:
~/user/library/preferences/com.apple.internetconfigpriv.plist If I look at that file in a text editor, on the first line I see the following (Google is my Safari home page): bplist00?[WWWHomePage^DownloadFolder_http:// www.google.com/ . . . (etc.) If you look at that same file on your computer, what do you see? | The next meeting of the Louisville Computer Society will | be March 28 at Pitt Academy, 6010 Preston Highway. | The LCS Web page is <http://www.kymac.org>. | List posting address: <mailto:macgroup at erdos.math.louisville.edu> | List Web page: <http://erdos.math.louisville.edu/macgroup>
