.lowvision #lowvis {display: block;}
.normvision #lowvis {display: none;}
#low_vision{float:left;}
.access {
    height: 46px;
    background: url(../image/access.png) no-repeat 0 0;
    font-size: 17px;
    color: #000;
    width: 500px;
    float:left;
    margin-left:10px;
}
.a-fontsize  {
    clear: left;
}
.a-fontsize-small {
    width: 20px;
}
.a-fontsize-normal {
    width: 26px;
    background-position: -20px 0;
}
.a-fontsize-big {
    width: 26px;
    background-position: -46px 0;
}
.fontsize-big a.a-fontsize-big {
    background-position: -46px -31px;
}
.a-fontsize a {
    display: inline-block;
    height: 24px;
    margin-left: 0;
    outline: medium none;
    text-decoration: none;
    background-image: url(../image/fontsize.png);
}