Plot an STL Object
DESCRIPTION:
This function plots an STL object.
USAGE: 
plot.stl(x, labels)
REQUIRED ARGUMENTS:
x:
stl object.
OPTIONAL ARGUMENTS:
labels:
labels for the vertical axes of the different panels on the graph.
SIDE EFFECTS:
a plot is produced on the current graphics device.
DETAILS:
This function is a method for the generic function plot for class "stl". It can be invoked by calling plot for an object of the appropriate class, or directly by calling plot.stl regardless of the class of the object.

It graphs the original data together with the computed frequency components. Each series is graphed on a separate panel.

SEE ALSO:
sablplot .