Also, be sure to not share your computer with the world- be sure ALL forms of file-sharing is turned off. You can't get any messages if the world doesn't know you're connected. And how effective is this form of "instant message" when it can't contain a link to the website ("must contain plain text only)"? Do they really think people will type in the URL? No- like all other pop-up windows, people will close it the second they see it.