#toTop{display:none;text-decoration:none;position:fixed;bottom:10px;right:10px;overflow:hidden;width:51px;height:51px;border:none;text-indent:100%;background:url(../images/ui.totop.png) left top no-repeat}#toTopHover{background:url(../images/ui.totop.png) left -51px no-repeat;width:51px;height:51px;display:block;overflow:hidden;float:left;opacity:0;-moz-opacity:0;filter:alpha(opacity=0)}#toTop:active,#toTop:focus{outline:0}