Arabic Characters aren't showed by gedit

[Amr Helmy <amrhelmy2004@gmx.com>]

Hi All,
I have a problem opening arabic text files by gedit,
the arabic characters aren't showed
i tried to use "katoob" the arabic text editor, the characters are 
showed well,
but when i tried save the text files the Program Said "I wasn't able to 
convert the encoding" what shall i do???