function actionDemo12()
 {
     $ochart = new YDGraph(300, 130, 7, '#bbeebb');
     $ochart->setTitle("Impuls, line & dot", "#004400", 2);
     $ochart->setPlotArea(SOLID, "#888888", '#bbbbbb');
     $ochart->setLimits(0, 70, 10);
     $ochart->addSeries($this->vCht4, 'impuls', 'Series1', SOLID, '#000000', '#ffff00');
     $ochart->addSeries($this->vCht4, 'line', 'Series2', SOLID, '#ff0000', '#ffff00');
     $ochart->addSeries($this->vCht4, 'dot', 'Series3', SOLID, '#ff0000', '#ffff00');
     $ochart->setXAxis('#006600', MEDIUM_SOLID, 1, "", '%s');
     $ochart->setYAxis('#006600', SOLID, 5, "Y Axis", '%d');
     $ochart->setLabels($this->vLabels, '#000000', 1, HORIZONTAL);
     $ochart->plot();
 }