It seems to be down again, or the trial RO was using is expired...
http://market.renderosity.com/mod/sitemail/ - I am getting this:

**Your free trial for the 'sitemail' module has expired.

If you have already purchased a license, please click the button below to activate the module for this site.
No record of completed purchase for 'sitemail' module on this site.

**
**If you would like to purchase this module for this site, click the "Buy It Now" button below. Be sure to Activate after your purchase.

**~Wolfie~

Helping everyone is the most rewarding failure you'll ever experience.
    - Ray Augé (~Wolfie~'s hubby)

Anything is more stable than Windows . . .
--- Even a relationship based purely on sex!
    - Pam Augé (~Wolfie~)

No meat was harmed during the making of this TV dinner.
    - Pam Augé (~Wolfie~)