.stt-top { /* One of these will hide it without using display:none =P */
   display:block;
   text-indent:-9999em;
   font-size:0;
   line-height:0;
   height:0;
   visibility:hidden;
}
.stt-gototop {
   position:fixed;
   z-index:5000;
   bottom:40px;
   left:40px;
   background:url(../img/global/scrolltotop.png) no-repeat top left;
   text-indent:-9999em;
   width:128px;
   height:128px;
      display:none;
   }
.stt-gototop:hover,
.stt-gototop:active,
.stt-gototop:focus {
   outline:0;
}