What is it?
Its a module for DotNetNuke 3.x that will display a random image from a collection of images that you have defined. Its free and I've included the source code to the module in C#.
New Version 1.1 now allows you to define a hyperlink for each image to either a file, tab, URL or nothing.
Step by step tutorial about how to create this module.
You can see the module in action just below, if you refresh the page you'll get a different image.