.nav {
	behavior: url("csshover.htc");
}
* html .nav li ul {
	background:none;
	filter:progid:dximagetransform.microsoft.alphaimageloader(src='submenu_bg.png', sizingmethod='scale');
}
* html .nav .btm-bg {
	background:none;
	filter:progid:dximagetransform.microsoft.alphaimageloader(src='submenu_bottom.png', sizingmethod='none');
}
* html .nav li .sub {
	background:none;
	filter:progid:dximagetransform.microsoft.alphaimageloader(src='submenu_top.png', sizingmethod='crop');
}

.nav ul {
	width: 688px;
}