[medyaoyun]

there is a character problem in admin area. it does not let me use turkish character.
exaple (ı,ğ,ü,ş,ç) i can not use this character.

any idea?

edit:
insted of ı script wrights 1
insted of ğ script wrights (just space)
insted of ş script wrights _

how can i fix it?