.flexslider {
	width: 100%;
	/*height: 500px;*/
	overflow: hidden;
	zoom: 1;
    position:absolute;
    z-index:-1;
}
.flexslider ul li a{
    position:absolute;
    display:inline-block;
    vertical-align:middle;
    width:100%;
    height:100%;
    background-size:100% 100%;
}
.flexslider .slides li {
	width: 100%;
	height: 100%;
}

.flex-direction-nav a {
    width: 70px;
    height: 70px;
    line-height: 99em;
    overflow: hidden;
    margin: -35px 0 0;
    display: block;
    background: url('bannerImg/ad_ctr.png')no-repeat;
    /*background: url(../images/ad_ctr.png) no-repeat;*/
    position: absolute;
    top: 50%;
    z-index: 10;
    cursor: pointer;
    opacity: 0;
    filter: alpha(opacity=0);
    -webkit-transition: all .3s ease;
    border-radius: 35px;
}

.flex-direction-nav .flex-next {
	background-position: 0 -70px;
	right: 0;
}

.flex-direction-nav .flex-prev {
	left: 0;
}

.flexslider:hover .flex-next {
	opacity: 0.8;
	filter: alpha(opacity=25);
}

.flexslider:hover .flex-prev {
	opacity: 0.8;
	filter: alpha(opacity=25);
}

.flexslider:hover .flex-next:hover,
.flexslider:hover .flex-prev:hover {
	opacity: 1;
	filter: alpha(opacity=50);
}

.flex-control-nav {
	width: 100%;
	position: absolute;
	bottom: 10px;
	text-align: center;
}

.flex-control-nav li {
	margin: 0 2px;
	display: inline-block;
	zoom: 1;
	*display: inline;
}

.flex-control-paging li a {
    background: url('bannerImg/dot.png') no-repeat 0 -16px;
    /*background: url(../images/dot.png) no-repeat 0 -16px;*/
    display: block;
    height: 16px;
    overflow: hidden;
    text-indent: -99em;
    width: 16px;
    cursor: pointer;
}

.flex-control-paging li a.flex-active,
.flex-control-paging li.active a {
	background-position: 0 0;
}

.flexslider .slides a img {
	width: 100%;
	/*height: 500px;*/
	display: block;
}