Icon images and the background behind them may be customized very easily.
To customize an icon's image, all you need to do is place a PNG or JPG image with the same name as the device name in the program's Icons folder. The image name is not case sensitive. For example, if you have populated your Icons folder like this:
Then your layout will look like this:
In a similar way, the background image - the gray area behind the device icons - may be customized. Simply choose a background PNG or JPG image and save it with the name Background and place it in your program's install folder:
For example, if you chose a wood grain image as your background, your layout might look like this: