On Tue, May 29, 2012 at 04:29:03AM +0200, Khaled Hosny wrote: > ¹ only end of ayah not the others, but since they all share the same > lookup, I suspect it is a Unicode properties issue on Firefox side. This might be a Firefox regression, I commented here: https://bugzilla.mozilla.org/show_bug.cgi?id=438571#c21 Regards, Khaled