This Gadget can be easily added to your IGoogle or your Google Site by using the following url.
Click on your F5 Key and see a new random Image.
Development for this Google Gadget started on 9/16/2009
This Google Gadget is for the webmaster that can store images in a directory on the web.
In order to work the webmaster must name the pictures using the following naming structure.
1.jpg, 2.jpg, 3.jpg
This has been tested by attaching pictures to you Google Sites Page