Yes , there a special ME version for Arabic and Hebrew since Page Maker (5x I think)
See <http://www.adobeme.com/> or <http://www.winsoft.fr/>
(there is also CE version for Central European and Cyrillic)
Adobe is on its way to Unicode support, than. But that sounds a lot like a WorldScript hack.
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Michael Everson * * Everson Typography * * http://www.evertype.com