I Have Samsung Galaxy GT-i5800

The problem is that after many pattern attempts, it got locked out, and now it ask me for my google account, well the problem is not that, the problem is that my google account has english character but the language is greek, have you seen any email with GREEK CHARACTERS?? i cannot even put my email and password to unlock it. so i need help. i tried to go to settings, but it only dissapear the keyboard where i type in. i hold the settings button to go and change tha language, IT DONT WORK. i need help please

Here is what i get.
"Πάρα πολλές προσπάθειες μοτίβου!"
in greek...