Admin Email, Notity Email & bug Report Email

Hi when you installed the dolphin.. it asked you for these Emails

Admin site, notify email and report email..

my question is.. where can i change these emails after i installed it?

i have look around but i dont find it..

i will apreciate your help

/inc/header.inc.php  .....  lines 50-52  ..... 
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thank you very much :)