A line series is a sequence of data points connected by lines, progressing from left to right
or top to bottom, if chart is vertical or horizontal, respectively.
The example below creates a red line series. Series are identified by an index, and
in this example the line series is receiving the index '1'. The series type is 'line', the first
string passed to the 'serie1' parameter.
For a complete list of line series parameters, click here.
For a complete list of parameters shared by series displayed by GraphApplet.class, click
here.