Sure you can
1- include this file
<script type="text/javascript" src="shadedborder.js"></script>
2- write your Css as follow
<style type="text/css">
/* <![CDATA[ */
/* One simple border definition */
#my-border { padding:20px; width:30%; margin:200px auto; color:#fff; }
#my-border, #my-border .sb-inner { background:#444 url(grad.png) repeat-x; }
/* The following is just for making the page look "cool" - simply ignore it */
html { font-family:sans-serif; background:#444; color:#ddd; }
html, body { margin:0; padding:0; }
p { margin:5px 0; }
.headfoot { text-align:right; padding:10px; margin:0; }
.headfoot h1 { font-size:1.3em; padding:0; margin:0; }
.headfoot a { color:#fff; }
#content { background:url(back.jpg); padding:10px 0; }
/* ]]> */
</style>
3- make div including all page contents with id ="my-border"
4- write this code in body
<script language="javascript" type="text/javascript">
var myBorder = RUZEE.ShadedBorder.create({ corner:8, shadow:16 });
myBorder.render('my-border');
</script>
attached
complete project