Help Translate and rtl direction

Hi
i'm saeed and i'm from iran i found punbb this week and i was going to run forum for our open source and Linux friends
when i found punbb i saw there is no punbb persian support , now i want merge our forum and punbb persian fans so for start
i need a friend help me with get edit default theme and change direction and post style to Right
i can handle translate if anyone help me with rtl theme
Thank you