The blue 'active' and 'search" boxes at the bottom of the page and the 'paperclip' icon just under the new message box just changed to a different language 
. I'm vaguely familiar with Chinese symbols, but I'm not sure if it was that or not. It's ok now, not sure what happened. And no, I haven't had anything to drink.
Unless it was Korean and Kim Jong-Un is now hacking into MN 
.