kbArea = new Rectangle2D.Float(0,0,0,0);
   private void checkOffScreenImage() {      // do we have something already?      if (bi == null) {         bi = new GuiGraphicBuffer();         // allocate a buffer Image with appropriate size         bi.getImageBuffer(fmWidth * numCols,fmHeight * (numRows + 2));         // fill in the areas         tArea = new Rectangle2D.Float(0,0,0,0);         cArea = new Rectangle2D.Float(0,0,0,0);         aArea = new Rectangle2D.Float(0,0,0,0);         sArea = new Rectangle2D.Float(0,0,0,0);         pArea = new Rectangle2D.Float(0,0,0,0);         mArea = new Rectangle2D.Float(0,0,0,0);         // Draw Operator Information Area         drawOIA();      }   }