#top {
	background: url(img/21.jpg) no-repeat;
}
#bottom {
	background: url(img/23.jpg) no-repeat;
}
#nav {
	background: url(img/20.png) no-repeat;
}
#nav li a {
	background: url(img/20.png) no-repeat;
}
#content {
	width: 400px;
	position: absolute;
	top: 50px;
	left: 275px;
}