#mainbox {
	position: absolute;
    width: 576px;
    height: 288px;
    background-color: #000;
    overflow: hidden;
}

#titles {
	position: absolute;
	width:1152px;
	height:576px;
	background-image:url(../img/bg1.jpg);
	z-index:20;
}

#btnspace {
	position: absolute;
	z-index:40;
}

#mass {
	position: absolute;
	z-index:30;
	width:1152px;
	height:576px;
	background-image:url(../img/mas.gif);
}