On Transcrypt.de by Frank Baranowski you can find a description for exercises in designing mysterious fonts, derived from known latin scripts, which do not mean anything, see Kryptic 1 and Kryptic2.
Meanwhile I read on Popular Mechanics that the poster for Lost’s final season contains hieroglyphics. Dr. James Allen, Wilbour Professor of Egyptology and Chair of Egyptology and Ancient Western Asian Studies at Brown University analyzed the symbols and had this answer: “The hieroglyphs spell out two Egyptian words, meaning ‘Who is the guide?’ or ‘Who is the leader?”
via educating alice