#top {
	background: url(img/31.jpg) no-repeat;
}
#bottom {
	background: url(img/33.jpg) no-repeat;
}
#nav {
	background: url(img/30.png) no-repeat;
}
#nav li a {
	background: url(img/30.png) no-repeat;
}
#content {
	width: 400px;
	position: absolute;
	top: 50px;
	left: 80px;
}