AMOSi:Ins Sprite
an example can be found on AMOSPro_Examples:Examples/H-2/Help_28.AMOS
Ins Sprite n
Inserts a blank image at position n in the current object bank. All the images after this number are moved down a place.
Ins Sprite f To l
Creates several image slots in a single operation. A series of blank spaces will now be created between image number f and image l.