michal wlasenko said...

|i'd be grateful if anyone could suggest a solution to such problem.
|
|at some point, my system started using strange coding, both in console
|as in windows [for example the titles and message bars are now
|unreadable]. due to that normal operation is impossible, cause lots of
|program titles, or messages in console is unredable
|
|console for instance, instead of some letters or other symbols is
|showing squares, same with the gui windows.

Are these symbols you'd find in most fonts, or are they
possibly another alphabet?  Is it possible someone set
your language to something wrong?