Well, I havent seen that done. But You can Style it 🙂
#previous, #previous a, #previous a:visited, #next-post, #next-post a, #next-post a:visited {
background: url("images/bg-gradient.png") repeat-x scroll 0 0 #6E6E6E;
box-shadow: 0 0 1px #666666;
color: #FFFFFF;
font: bold 10px arial;
letter-spacing: 1px;
padding: 1px 0;
text-indent: 4px;
text-shadow: 0 -1px 0 #000000;
text-transform: uppercase;
}
Kim