osCommerce / oscommerce2

			$ypos = $this->ytr($this->plot_min_y) + $this->x_label_height/2.0;

			$this->DrawText($this->x_label_ttffont, $this->x_label_angle,

				$xpos, $ypos, $this->ndx_label_color, $this->x_label_ttffont_size, $this->x_label_txt,'center');

		} else {

			//$xpos = 0.0 - (ImageFontWidth($this->small_font)*strlen($this->x_label_txt)/2.0) + $this->xtr(($this->plot_max_x+$this->plot_min_x)/2.0) ;

			$xpos = 0.0 + $this->xtr(($this->plot_max_x+$this->plot_min_x)/2.0) ;

			$ypos = ($this->ytr($this->plot_min_y) + $this->x_label_height/2);

			$this->DrawText($this->small_font, $this->x_label_angle,

				$xpos, $ypos, $this->ndx_label_color, "", $this->x_label_txt, 'center');

		}

		return true;

	}

			$ypos = ($size[1])/2 + $this->ytr(($this->plot_max_y + $this->plot_min_y)/2.0) ;

			$this->DrawText($this->y_label_ttffont, 90,

				$xpos, $ypos, $this->ndx_label_color, $this->y_label_ttffont_size, $this->y_label_txt);

		} else {

			$xpos = 8;

			$ypos = (($this->small_font_width*strlen($this->y_label_txt)/2.0) +

					$this->ytr(($this->plot_max_y + $this->plot_min_y)/2.0) );

			$this->DrawText($this->small_font, 90,

				$xpos, $ypos, $this->ndx_label_color, $this->y_label_ttffont_size, $this->y_label_txt);

		}

		return true;

	}