A system for interactive delivery of self-contained advertisement units is disclosed. The system includes a client web browser, an advertisement unit database element, and an advertisement unit server element. The client web browser is configured to render a web page having a designated location for a first self-contained advertisement unit, wherein the first self-contained advertisement unit is configured to enable user interactions and submission of user interaction data via a submit function and be rendered without the use of a plug-in application. The advertisement unit database element is configured to store a plurality of self-contained advertisement units. The advertisement unit server element is communicatively connected to the client web browser and the advertisement unit database element. The advertisement server element is configured to receive the user interaction data, dynamically process the user data to select a second self-contained advertisement unit from the plurality of self-contained advertisements, and send the second self-contained advertisement unit to the client web browser to replace the first advertisement unit in the designated location of the web page. The second self-contained advertisement unit being configured to be rendered without a plug-in application.