#topcontrol { 
position: fixed; bottom: 60px; right: 10px; opacity: 1; cursor: pointer;z-index:10000;display:none;
} 
#goTopBtn { 
POSITION: fixed; TEXT-ALIGN: center; LINE-HEIGHT: 30px; WIDTH: 30px; BOTTOM: 35px; HEIGHT: 33px; FONT-SIZE: 12px; CURSOR: pointer; RIGHT: 0px; _position: absolute; _right: auto 
} 
a.top_stick:link ,a.top_stick:visited{
    background: url(../img/user/gotop.png) no-repeat left top;
    width: 39px;
    height: 39px;
    display: block;
    /* background-size: 87px 91px; */
    background-position: -6px -6px;
}
a.top_stick:hover{
    background-position: -6px -56px;
}