public void showLine (ListElement line)
	{
		ListElement e = TopLine;
		int h = Leading + Ascent;
		int totalh = getSize().height - Descent;
		if (Background == null) Background = getBackground();
		int lines = 0;
		while (lines < PageSize && e != null)
		{
			if (e == line) return;
			h += Leading + Height;
			e = e.next();
			lines++;
		}
		if (e == line && TopLine.next() != null)
			TopLine = TopLine.next();
		else TopLine = line;
	}