Add this code in the header
<!--[if IE 6]>
<style type="text/css">
.promomenu{
position:absolute; /* position fixed for IE6 */
top:expression(200+((e=document.documentElement.scrollTop)?e:document.body.scrollTop)+'px');
right:expression(0+((e=document.documentElement.scrollLeft)?e:document.body.scrollLeft)+'px');
}
</style>
<![endif]-->
