If you go to the lounge -> add-on -> personal number - learn more, then click on some of the underlined text such as "8 additional numbers" or "Direct" on the php page "addon_details.php", you will get a popup box that is titled "undefined" and has a button called "undefined"
fyi... i am using firefox 3.5.2, but i tried it with IE 8 and had same results
fyi... i am using firefox 3.5.2, but i tried it with IE 8 and had same results