Send PO as Email attachement

Good afternoon,

I need to send my PurchaseOrder as emailattachement, i tried in ax 2012 the button send(initial, copy) in PurchaseOrder Confrmation screen, but it doesnt work !!, I'm trying now to send it directyl wtihout displaying it in report View , using the print Management , but i dont know where i have to make the changement, in wiche Classe/Function.???

Please Help.

Many Thanks

Taoufiq