I like this module! For people with long join forms, having a scroll bar is essential. Makes the site professional too! As you'll notice various sites with these kinds of popup join forms, and now dolphin does :) Totally recommend this module, great mod & service.
Below is the legacy version of the Boonex site, maintained for Dolphin.Pro 7.x support.
The new Dolphin solution is powered by UNA Community Management System.