Fancy Messages is a great extension for Joomla, which facilitates popup and sticky messages. You can use it for announcements, deals, notices, product up-sell dialogues, etc.
It’s a very handy module and elegant looking module, which can be published anywhere on the page with a click of button, and you can customize its button image, popup color, etc.
Comes with a lot of options to work the best way with all the Joomla templates. Highly configurable and backed with a 24×7 Customer Support package. This module is cross browser compatible and works on all the modern browsers. Bug Free and works great!.