#cave {
	width:137px;
	background-image: url(images/bgmenuon.jpg);
	background-position: -386px 0px;
}
#cave:hover {
	background-image: url(images/bgmenuon.jpg);
}
*html #cave {
	background-image: none;
}
*html #cave:hover {
	background-image: none;
}