title: How to disable hotkeys on some common browsers as IE,FF, Chrome like Google docs does
body: <p>I've just try to use Google docs and I see it can disable Ctrl + S hotkeys on any browsers(IE, FF, Chrome)
  So plz help me and give me some advices how to do like that. I wish I could do that on my silverlight app.
  Sorry for my terrible English.
  Thanks a lot!</p>