How to achieve to send mail to a hidden email id from user

I am new to Lotus notes, need a how to help for following:How and where to store a email id in a lotus mail application to send mail to this id, whenever a user sends mail using mail application

Any suggestions solving this pls.

Subject: How to achieve to send mail to a hidden email id from user

an you explain more detailed?what is a hidden id?

Subject: RE: How to achieve to send mail to a hidden email id from user

an email id to store in a database, so that whenver a user sends mail using the application a copy to send to the hidden id without the knowledge of the user.