.icon-arrow-a-left, .icon-arrow-a-right {
    background: url(../images/icon-next.png) no-repeat;
}
.icon-arrow-a-left {
    background-position: 0 0;
    height: 80px;
    width: 50px;
}
.icon-arrow-a-left:hover, .icon-arrow-a-left.arrow-a-left_hover, .icon-arrow-a-left.arrow-a-left-hover {
    background-position: -5px 0;
}
.icon-arrow-a-right {
    background-position: -50px 0;
    height: 80px;
    width: 50px;
}
.icon-arrow-a-right:hover, .icon-arrow-a-right.arrow-a-right_hover, .icon-arrow-a-right.arrow-a-right-hover {
    background-position: -45px 0;
}
* html, * html body {
    background-image: url(about:blank);
    background-attachment: fixed;
    zoom: 1;
}
#main {
    overflow: hidden;
    zoom: 1;
    position: relative;
}
#index_b_hero {
    width: 1200px;
    height: 440px;
    margin: auto;
    position: relative;
}
#index_b_hero img {
    width: 1200px;
    height: 440px;
}
#index_b_hero .heros {
    width: 1200px;
    height: 440px;
}
#index_b_hero .hero-wrap {
    overflow: visible;
    position: absolute;
}
#index_b_hero .next, #index_b_hero .prev {
    filter: alpha(Opacity=70);
    opacity: .7;
    position: absolute;
    top: 50%;
    margin-top: -25px;
    margin-left: 0;
    background-color: #303030;
    z-index: 3;
}
#index_b_hero .next:hover, #index_b_hero .prev:hover {
    background-color:#01589e;
}
#index_b_hero .next {
    margin: -25px 0 0 0;
    right: 0;
}
#index_b_hero .disabled {
    background-color: #ffffff;
}
#index_b_hero .mask-left, #index_b_hero .mask-right, #index_b_hero .hero {
    background: #ffffff;
    padding: 0;
    z-index: 1;
    position: absolute;
    top: 0;
    width: 1200px;
    height: 440px;
    overflow: hidden;
    left: 1920px;
}
#index_b_hero .mask-right, #index_b_hero .mask-left {
    z-index: 4;
    left: -1200px;
    filter: alpha(Opacity=80);
    opacity:0.8;
    background: #ffffff;
    overflow: hidden;
}
#index_b_hero .mask-right {
    left: 1200px;
}
#index_b_hero .active {
    z-index: 2;
    left: 0;
}