Spotted by Frank, a very cool new plug-in for Windows Live Writer. This one inserts a thumbnail of a website. Plain and simple...does what it says on the tin. Fantastic - thanks Jason!
Link to DDITWeb : Windows Live Writer Plugins & Dirty Diapers!
The Windows Live Writer team have actually provided an API that takes screen captures of WebPages.
See:
http://www.kinlan.co.uk/2007/01/easy-html-screen-capture-in-windows.html