#slider{}	
#slider ul, #slider li{
	margin:0;
	padding:0;
	list-style:none;
	}
#slider li{ 
	width:1004px;
	height:402px;
	overflow:hidden; 
	}	
#prevBtn, #nextBtn{ 
	display:none;
	width:57px;
	height:61px;
	position:absolute;
	margin-left:40px;
	top:200px;
	}	
#nextBtn{ 
	margin-left:920px;
	}														
#prevBtn a, #nextBtn a{  
	display:block;
	width:57px;
	height:61px;
	background:url(../images/btn_prev.png) no-repeat 0 0;	
	}	
#nextBtn a{ 
	background:url(../images/btn_next.png) no-repeat 0 0;	
	}