function MultiVerticalChart($width = 600, $height = 250, $sections)
{
parent::VerticalChart($width, $height);
$this->sections = $sections;
$this->setLabelMarginLeft(intval($height / 5));
$this->setLabelMarginRight(intval($height / 8));
$this->setLabelMarginTop(intval($height / 5));
$this->setLabelMarginBottom(intval($height / 5));
$this->setLabelMarginLeft(50);
$this->setLabelMarginRight(20);
$this->setLabelMarginTop(20);
$this->setLabelMarginBottom(20);
}
