#solid{
	width:100%;
	height:100%;
	clear:both;
	background-color:#f6f6f6;
}
#solid .solid0,#solid .solid1,#solid .solid2{
	position:absolute;
	z-index:0;
	left:0px;
	top:0px;
	width:100%;
	height:auto;
	display:none;
}
#solid ul{
	margin:0px;
	padding:0px;
	list-style:none;	
}
#solid ul li{
	position:absolute;
	width:100%;
	margin-left:0px;
	display:none;
	cursor:pointer;
}
#solid #btt{
	width:100%;
	padding-top:47%;
	position:relative;
}
#solid #btt span{
	position:absolute;
	top:85%;
	left:33%;
	display:block;
	width:1.5em;
	height:0.6em;
	margin:0 13px;
	background:#3d3d3d;
	z-index:99;
	cursor:pointer;
	filter:alpha(opacity=70); /*IE滤镜，透明度50%*/
	-moz-opacity:0.7; /*Firefox私有，透明度50%*/
	opacity:0.7;/*其他，透明度50%*/
}