public void setVisibleRowCount(int visibleRowCount) { visibles =  visibleRowCount; invalidate(); repaint(); }
public void setVisibleRowCount(int vc) { visibleRowCount = vc; revalidate(); repaint(); }
    public void setVisibleRowCount(int visibleRowCount)    {	visibles =  visibleRowCount;	invalidate();	repaint();    }