function actionDemo11()
 {
     $ochart = new YDGraph(300, 130, 5, '#eeeeee');
     $ochart->setTitle("Impuls & dots plot", "#0000ff", 2);
     $ochart->setPlotArea(SOLID, "#444444", '#dddddd');
     $ochart->setLimits(0, 70, 10);
     $ochart->addSeries($this->vCht4, 'impuls', 'Series1', SOLID, '#000000', '#0000ff');
     $ochart->addSeries($this->vCht4, 'dot', 'Series2', SOLID, '#000000', '#0000ff');
     $ochart->setXAxis('#000000', SOLID, 1, "X Axis", '%s');
     $ochart->setYAxis('#000000', SOLID, 1, "", '%d');
     $ochart->setLabels($this->vLabels, '#000000', 1, VERTICAL);
     $ochart->setGrid("#bbbbbb", DOTTED, "", DOTTED);
     $ochart->plot();
 }