1)duplicate orginal 2x (layer 1)
2)invert colors of one layer (layer 3)
3)desaturate the other (layer 2)
4)New layer create a center dot
5)Switch to imageready
6)Frame 1 all layers on for 35sec
7)Frame 2 hide inverted for 10sec (this is about how long a good sensory memory lasts)
8) Save Optimized As FILENAME.gif