90624 Mass mailer for existing scrip

I want a mass mailer adding to an exsting script. Script is BlackNova Traders, and can be downloaded from here: [login to view URL] Script is in operation here: [login to view URL] All the users emails are already in the MySQL database, so I merely need a page to login with the admin password, write and send the email. Also, possibly have certain info added to every email. Should be a fairly easy task.