ubuntu - Apache PHP mail receiving -

I have a few PHP scripts that send emails, which works fine.
But when people send email to my website, I want to display it on my homepage, so I wanted to know where my server stores emails on my file system ...

OS: Ubuntu 12.10
Server: Apache 2.2 Mailer: Sendmail with PHP

According to this Typically,

/ var / mail / user

or

/ var / spool / mail in Ubuntu Mail / User

where users The system user account is that the desired mail alias has been binded.