.sfondo {
	background-attachment: fixed;
	background-image: url(Sfondo.jpg);
	background-repeat: no-repeat;
	background-position: center top;
	background-color: #CCCCCC;
}
#shini {
position:absolute;
	z-index:2;
	top:550px;
	width:955px;
	height:20px;
	margin: 0 auto 0 auto;
}
div#container{
	margin:auto;
	width:955px;
	height:600px;
	background-position: center top;
	background-attachment: fixed;
	background-repeat: no-repeat;
}