To move the view to the left or right, click a distance (in pixels) from the drop-down list box between the hand icons. Click the <- or -> hand icon to move the view in the desired direction.

To shrink or enlarge the view, click a size factor from the drop-down list box between the magnifying glass icons. Click the - or + magnifying glass icon to modify the size of the view.

To view a segment of the graph, point to the box to the right of the + magnifying glass icon. Use the red outline in this box to encompass the appropriate segment of the graph. Click the newly outlined area to view the segment.

To return to the original view, click the magnifying glass icon labeled 1.