Click and hold down the left button of the mouse, by enclosing the range that appears square frame, you can view the range you want to see Zoom.

By dragging right button of the mouse, you can view it by moving the range have seen.

By double-clicking the left button of the mouse, you can reset the operation of the previous zoom and move, to return to the beginning of the display position.

It is possible to change the date selected portion of the switch panel on the right, you can change the date of the image being displayed (calendar will appear automatically).
In addition, you can slide the ▼ mark of time slide bar, also change the date by turning the mouse wheel up and down on top of the image is possible.
By pressing the animation switch, the date now proceeds automatically to before / after, you can be displayed as animation.