silent install adobe photoshop element 10 for mac

how do I do silent install adobe photoshop element 10 ?

I did follow this guide but no luck

http://helpx.adobe.com/photoshop-elements/kb/silent-install-instructio ns-photoshop-elements.html

- I have dvd installer for mac

- I have 120 user licences

- I download AAMEE 2.1

here the error :

this media is not supported by this version of AAMEE

try using AAMEE 3.1 but same problem

please help

thanks