public function setScatterSerie($SerieX, $SerieY, $ID = 0)
    {
        if (isset($this->Data["Series"][$SerieX]) && isset($this->Data["Series"][$SerieY])) {
            $this->initScatterSerie($ID);
            $this->Data["ScatterSeries"][$ID]["X"] = $SerieX;
            $this->Data["ScatterSeries"][$ID]["Y"] = $SerieY;
        }
    }