<style type="text/css">
/* hard reset */
* {margin:0;padding:0;}
/* to center the layout in IE 5 */
body {text-align:center;}
/* to reset the text-alignment, remove bullets on the LIs (IE Mac, Safari) and center the main container in good browsers */
#wp {text-align:left;width:55em;margin:0 auto;list-style:none;}
/* we treat the LI that contains the UL with the three colums as a table */
#bd {display:table;}
#doc {display:table-row;}
#s1,#s2,#s3 {display:table-cell;}
</style>