comment ajouter un multiplicateur de volume en cas de perte !

 
j ai téléchargé un  ea basé sur le croisement de deux moyennes mobiles et je souhaite y ajouter un multiplicateur de volume ; j ai essayé mais pas de resultat 
 
5051866 :
j've downloaded an ea based on the crossing of two moving averages and I want to add a volume multiplier, I tried but no result 
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You need to post the .mq4  file if you need help with mql4 code,  the .ex4 file is the compiled file.
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