Scale MINUS1 = new Scale(this, "MINUS1");
Scale MINUS2 = new Scale(this, "MINUS2");
Scale MINUS3 = new Scale(this, "MINUS3");
XYPlotter myplot = new XYPlotter(this, "CTXYPlot");
myplot.plot = new Plot();
myplot.plot.setGrid(true);
myplot.plot.setXRange(-25.0, 25.0);
myplot.plot.setYRange(-25.0, 25.0);
myplot.plot.setSize(400, 400);