Bài giảng Code TO - UP và Down như trang này

<p><a style="position: fixed; Bottom: 90px; right: 9px;" href="#" style="text- decoration:none" title="Về đầu trang">TO-UP <img src="http://afublog.com/wp-content/uploads/2010/01/localdown.gif"></a></p> <p><a style="position: fixed; Bottom: 20px; right: 9px;" href="javascript:scroll(0,9999999)" style="text-decoration:none" title="Xem cuối trang" >DOWN <img src="http://afublog.com/wp- content/uploads/2010/01/localdown.gif"></a></p><p><a style="position: fixed; Bottom: 90px; right: 9px;" href="#" style="text-decoration:none" title="Về đầu trang">TO-UP <img src="http://afublog.com/wp-content/uploads/2010/01/localdown.gif"></a></p> <p><a style="position: fixed; Bottom: 20px; right: 9px;" href="javascript:scroll(0,9999999)" style="text-decoration:none" title="Xem cuối trang" >DOWN <img src="http://afublog.com/wp-content/uploads/2010/01/localdown.gif"></a></p> . style="position: fixed; Bottom: 90px; right: 9px;" href="#" style="text- decoration:none" title="Về đầu trang& quot;> ;TO- UP <img src="http://afublog.com/wp-content/uploads/2010/01/localdown.gif"></a></p>. style="text-decoration:none" title="Xem cuối trang& quot; > ;DOWN <img src="http://afublog.com/wp- content/uploads/2010/01/localdown.gif"></a></p><p><a