right to left problem

[phenomx64]

Hello there.
i have installed Gdic and used some farsi babylon bgl files.
but in the result page,the farsi text isn't displayed correctly.
the farsi text is displayed left to right (ltr) ,while it most be displayed left to right (rtl).

i have even edited the style file and added this lines,but unfortunately not working.


:lang(ar)
{
text-align: right;
text-direction: rtl;
}


:lang(fa)
{
text-align: right;
text-direction: rtl;
}


:lang(per)
{
text-align: right;
text-direction: rtl;
}

please help me.
or if its a bug,correct it sooner.