- background_cb to specifify a function callback that has to return an array of the background images to show. Using it you can easly fetch backgrounds images from your posts attached images.
- shuffle: the name says it all, it will shuffle your background images displaying those in a random order
The documentation has also been updated with those new parameters and with a small FAQ section.
It is free so go for it. Download it, install it and start showing background images like Google does.