div {
	margin: 20px;
	padding: 20px;
	border: 10px dashed #6699ff;
	width: 350px;
	height: 100px;
	background: url(ninjin.gif);
	font-family: Helvetica, sans-serif;
	font-weight: bold;
	font-size: 18px;
}
#sample1 {
	-moz-background-size: auto 90px;
	-webkit-background-size: auto 90px;
	background-size: auto 90px;
}
#sample2 {
	-moz-background-size: 100% 100%;
	-webkit-background-size: 100% 100%;
	background-size: 100% 100%;
}
#sample3 {
	-moz-background-size: contain;
	-webkit-background-size: contain;
	background-size: contain;
}
#sample4 {
	-moz-background-size: cover;
	-webkit-background-size: cover;
	background-size: cover;
}