Launch your own Yahoo! Messenger invisible detection script within minutes. Give your website visitors the chance to see who is appearing invisible on their contact lists. Easy setup with great ad placements! After a lightning quick install, hassle-free, you will open up a unique experience shaped by you for your customers. It's your site; it's your choices. Place your order now and get started! Ad Spots: The script was enhanced with many features to improve your revenues. Two predefined ad spots. a 468x60 that is easliy changed to fit your advertising taste and a 234x60. You can easily modify your ads by editing two single files (one for each ad spot). You can switch the format of your ads as you want.