Sending email from PL/pgsql

Hey,

I was wondering if it is possible to send email from within PL/pgsql.
I'd like to do this to avoid code duplication in multiple frontends.
Can this be done somehow?  Or do I have to write a C function for this
purpose?  If so, how does one go about that?

Thanks,

--
Alexander Deruwe - aderuwe@aqs-carcontrol.be
AQS-CarControl