Was browsing through Daniel's blog and found this:
"Silverlight pplications can store data (in files) onto the user's machine via the good old Isolated Storage mechanism. The API and restrictions of Isolated Storage are slightly tweaked in the Silverlight framework"
http://www.danielmoth.com/Blog/2008/04/isolatedstorage-in-siverlight-2-beta-1.html
Ravi Nar
"Somebody give me the baton I wanna run!"