Here's the code for the "Stumble It!" link on Compender:
Enjoy!<style>
html .stumble_link {
padding:2px 0 0 20px;
height:16px;
background:url(http://www.stumbleupon.com/images/icon_su.gif) no-repeat top left;
}
</style>
<script type='text/javascript'>
/*
StumlbeUpon Blogger Link Code
by Raymond May Jr.
http://www.compender.com
*/
var postURL = '<data:post.url/>';
var postTitle = '<data:post.title/>';
document.write("<a class='stumble_link' href='http://www.stumbleupon.com/submit?url=" + postURL + "&title=" + postTitle + "'>Stumble It!</a>");
</script>