Back to top K2

<link href='http://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.4.0/css/font-awesome.min.css' rel='stylesheet'/>

<style type='text/css'>
      #backscroll {
        width:30px;
        line-height:50px;
        position:fixed;
        right:5px;
        top:266px;                
      }
    </style>
    <script language='javascript'>
      /* <![CDATA[ */ suspendcode="<div id='backscroll'><a onclick='javascript:amutop();return false;' href='#' title='TOP'><i style='color: #fe8500' class='fa fa-angle-double-up fa-3x'></i><br><a onclick='javascript:history.back();return false;' href='#' title='BACK'><i style='color: #fe8500' class='fa fa-reply fa-2x'></i><br><a onclick='javascript:sc();return false;' href='#' title='STOP'><i style='color: #fe8500' class='fa fa-pause fa-2x'></i><br><a onclick='javascript:clearInterval(timer);initialize();return false;' href='#' title='PLAY'><i style='color: #fe8500' class='fa fa-chevron-down fa-2x'></i><br><a onclick='javascript:amubutton();return false;' href='#' title='BOTTOM'><i style='color: #fe8500' class='fa fa-angle-double-down fa-3x'></i></div>"
      document.write(suspendcode);var currentpos,timer;function initialize(){timer=setInterval("scrollwindow ()",0)}function sc(){clearInterval(timer)}function scrollwindow(){currentpos=document.documentElement.scrollTop||document.body.scrollTop;window.scrollTo(0,++currentpos)}function amutop(){window.scrollTo(0,0);clearInterval(timer)}function amubutton(){window.scrollTo(0,8E4);clearInterval(timer)};/* ]]> */</script>