var autoScroll = new AutoScroll(); (function() {   autoScroll.$("live800img").src = 'http://images.21edu.com/www/images/live800_off.jpg';    autoScroll.$("live800").style.display = '';     autoScroll.Add({ id: "live800", style: { left: 0, top: 157} }); })(); function live800Load() {     gaIconTracking();     var u = 'http://care.live800.com/live800/chatClient/chatbox.jsp?companyID=85742&enterurl=' + location.href + '&tm=' + Math.random();      window.open(u, "_blank", "height=400,width=630,menubar=0,resizable=0,location=0");      return false;  }function gaIconTracking(){      try{          var category="Live800 Icon",              action="CHAT",              pageTracker=_gat._getTracker("UA-8318333-3");          pageTracker._trackEvent(category,action);      }catch(e){      }  }  function live800Close() {      autoScroll.Remove({ id: "live800", remove: true });  }