Send a email using javascript wirhout a popup

Hello All,

I would like to send an email to a constatnt emial id whenusers opens a adobe orm in the reader . Main constarint is I dont want a button on which user clicks to send an email, nor I want an outlook or some screen open ups with the to and sunect filled up and ask user to click on send button,(this ha sbeena chieved).

I just want a mail to be send automatically when a user opens an adobe form.

thanks

Pooja