.flexslider{position:relative;height:400px;overflow:hidden;background:url(../images/loading.gif) 50% no-repeat;}
.slides{position:relative;z-index:1;}
.slides li{height:400px;}
.flex-control-nav{position:absolute;bottom:10px;z-index:2;width:100%;text-align:center;}
.flex-control-nav li{display:inline-block;width:14px;height:14px;margin:0 5px;*display:inline;zoom:1;}
.flex-control-nav a{display:inline-block;width:14px;height:14px;line-height:40px;overflow:hidden;background:url(../images/dot.png) right 0 no-repeat;cursor:pointer;}
.flex-control-nav .flex-active{background-position:0 0;}

.flex-direction-nav{position:absolute;z-index:3;width:100%;top:45%;}
.flex-direction-nav li a{display:block;width:50px;height:50px;overflow:hidden;cursor:pointer;position:absolute;}
.flex-direction-nav li a.flex-prev{left:0px;background:url(../images/prev.png) center center no-repeat; display:none}
.flex-direction-nav li a.flex-next{right:0px;background:url(../images/next.png) center center no-repeat; display:none}

.flexslider:hover a.flex-prev,.flexslider:hover a.flex-next{ display:block} 



.banner{
    position:relative;
	width:100%;
	height:400px;
    margin-left:auto;
    margin-right:auto;
}
.flexslider{
	width: 100%;
    margin-left: auto;
    margin-right: auto;
}
.banner_left {
	position:absolute;
	left:0;
	top:0;
	width:20%;
	overflow:hidden;
	
}

.banner_right{
	position:absolute;
	right:0;
	top:0;
	width:20%;
	overflow:hidden;
}