public function ChapterBody($file, $mode=false) {
		$this->selectColumn();
		// get esternal file content
		$content = file_get_contents($file, false);
		// set font
		$this->SetFont('times', '', 9);
		$this->SetTextColor(50, 50, 50);
		// print content
		if ($mode) {
			// ------ HTML MODE ------
			$this->writeHTML($content, true, false, true, false, 'J');
		} else {
			// ------ TEXT MODE ------
			$this->Write(0, $content, '', 0, 'J', true, 0, false, true, 0);
		}
		$this->Ln();
	}