yukarı,aşagı in,çık

<a name="top"></a>
<style>
a.yukari {
    position:fixed;
    bottom:15px;
    right:20px;
    font:11px arial;
    text-transform:uppercase;
}
</style>
<a href="#top" class="yukari"><img src="[color=red]http://img.webme.com/pic/h/hackerfriend/topimg.png[/color]" border="0" title="Yukarı" /></a>