chèn vào overall_footer_end
code:
- Code:
<script type="text/javascript">$(function(){$.fn.scrollToTop=function(){$(this).hide().removeAttr("href");if($(window).scrollTop()!="0"){$(this).fadeIn("slow")}var scrollDiv=$(this);$(window).scroll(function(){if($(window).scrollTop()=="0"){$(scrollDiv).fadeOut("slow")}else{$(scrollDiv).fadeIn("slow")}});$(this).click(function(){$("html, body").animate({scrollTop:0},"slow")})}});$(function() {$("#toppage").scrollToTop();});</script>
<a id="toppage" style="display: block;"><img src="http://i68.servimg.com/u/f68/19/31/68/87/icon_g10.png" border="0" title="Click để trở về đầu trang"></a>
<style>#toppage {position: fixed;bottom: 30px;right: 5px;opacity: 1;cursor: pointer;}</style>