Hi Reza
I see what you mean. Check out http://www.microsoft.com/typography/developers/uniscribe/uniscribe.htm?fname=%20&fsize=

Maybe there you can find what you need.
Regards
Jaime

>Dear Jaime,
>I know about that site.but i can not find my wanted API.
>All things i want is : change NUMERAL STYLE content in win98 or DIGIT SUBSTITUTION in win2000/xp ( for example form context to arabic in win98 or from none to international in win2000/xp) .
>Can you help me?
>Thanks