.subnav li a:hover span {
	background:url(../images/none.gif);
	filter: progid:dximagetransform.microsoft.alphaimageloader(src='images/bg-subnav-hover-bottom.png', sizingmethod='crop');
}
.subnav li.active a span {
	background:url(../images/none.gif);
	filter: progid:dximagetransform.microsoft.alphaimageloader(src='images/bg-subnav-hover-bottom.png', sizingmethod='crop');
}