This is the Animation Window.
With this you can control the card moving speeds. To get this window
click on the animation link under the customize menu.
This window has four scrollbars.
First one is Card moving speed control. With this scrollbar you can
control the speed of the card when it is in normal move.
Second scrollbar is Undo/Redo
Speed. This speed is applicable when you do a undo or redo
Third scrollbar is for undo all and
redo all speed. When an Undo all or redo all is executed cards will
move with a speed specified here.
Fourth one is for replay. This
speed is applicable for replay forward, backward and replay all
moves. This speed is applicable for completed games too i.e. when
you open a finished game, engine play cards according to the setting