This one just popped up with the del.icio.us tag Classics the Thesaurus Indogermanischer Text- und Sprachmaterialien (TITUS) site has a pile of texts, fonts and the like for various languages, including polytonic Greek hidden amidst a stunningly annoying framed site (hey, Classics web developers ... your first question should always be: "Is this frame necessary?" ... grumble). Someone with more patience than I will probably find it useful ...