.izl-rmenu{position:fixed; right:40px;  bottom:40px;  z-index:999; }
            .izl-rmenu .btn{width:72px; height:73px; margin-bottom:1px; cursor:pointer; position:relative;}
			.izl-rmenu .btn-top{background:url(../images/goto_top0.png) center center no-repeat;  display:none;}/*background-image:url(../images/bg001.png);*/
                 .izl-rmenu .btn-top:hover{background:url(../images/goto_top2.png) center center no-repeat;}            
			/*.izl-rmenu .btn{width:72px; height:73px; margin-bottom:1px; cursor:pointer; position:relative;} .izl-rmenu .btn-top{background:url(../images/r_top.png) center center no-repeat; background-color:#666666; display:none;}
                 .izl-rmenu .btn-top:hover{background-color:#444;}*/