#fx_box{
		width:570px; height:350px;
		border:1px solid #333;
		overflow:hidden;
		position:relative; 
	}
	#fx_box img{
		position:absolute; 
		left:0;top:0;
		width:570px;height:350px;  
	}
	#tip{
		position:absolute; 
		width:570px;height:20px;
		padding:15px;
		font-family:Arial;
		color:#fff; 
		font-size:14px;
		font-weight:bold;
		bottom:0;left:0;
		background:url(img.gif) repeat-x 0 100% ; 
		z-index:999999;
		filter:alpha(opacity=80);
		opacity:0.8;
	}