Press Escape to toggle this box. The textboxes below are functions which define the color of every box. The first box generates the red component of each color, the second one generates the blue component, and the last one generates the red component.
x := x-position of box. y := y-position of box. i := x-index of box. j := y-index of box. t := amount of times the image has been updated. The language used to evaluate the functions is JavaScript.