title: Read a text file in WP7
body: <p>in order to test my WP7 application with the emulator, I have to read a text file with a large input.
  I have some problem to read it and to use the isolate storage.
  More in details, the application is not able to read the file from my local disk.
  How can i put the txt file into isolate storage?
  Many thanks </p>