#scroll_to   
{   
/* display: block before hiding */   
display: block;   
display: none;   
z-index: 999;   
opacity: .8;   
position: fixed;   
top: 100%;   
margin-top: -80px;   
left: 90%;   
margin-left: -80px;   
-moz-border-radius: 5px;   
-webkit-border-radius: 5px;   
width: 100px;   
padding: 8px;   
background-color: #f1f1f1;   
font-size: 14px;   
text-align: center;   
border: 1px solid #CCC;   
}   

#scroll_to a { color: #222; text-decoration:none;}

<a id="top"></a>

<script src="http://bambun.ru/css_js/scroll_to.js"></script>   
<div id="scroll_to"><script type="text/javascript" src="http://activiks.ru/img/png.js"></script><a href="#top" id="top-link">^ Наверх ^</a></div>