Get an instant thumnbnail of any webpage
Wow! I can't believe I found this only now. Thank to MSN Search a specific URL return immediately a small vignette of your favourite webpage.
See this example on my pet project Scoilnet.ie (first education portal in Ireland!)
http://msnsearch.srv.girafa.com/srv/i?s=MSNSEARCH&r=http://www.scoilnet.ie
UPDATE: Note it workls only with sites referenced by MSN Search, so obviously not too much luck with every websites.