function fgo(id){
  if(id==null)id='';
  var o=$('go'+id);
  o.onmouseover=function(){};
  var go=new Go(o);
  o.oncontextmenu=function(){go.Redo();return false};
  go.loadSGF($('SGF'+id).value);
  var s='<div class="goto">'
    +'<div onclick="window[\'go'+id+'\'].Char();" style="float:right;cursor:pointer;padding:3px 3px 0 0;">显示/隐藏数字</div>'
    +'<a href="" class="RR" onclick="freload(\''+id+'\');return false" title="刷新"></a>'
    +'<a href="" class="L1" onclick="fgoto(\''+id+'\',-361);return false" title="开始"></a>'
    +'<a href="" class="L2" onclick="fgoto(\''+id+'\',-5);return false" title="上5手"></a>'
    +'<a href="" class="L3" onclick="fgoto(\''+id+'\',-1);return false" title="上1手"></a>'
    +'<input class="LL" size="1" id="fsgf'+id+'" onchange="fgoto(\''+id+'\')" title="到第n手" class="center">'
    +'<a href="" class="R1" onclick="fgoto(\''+id+'\',1);return false" id="next" title="下1手"></a>'
    +'<a href="" class="R2" onclick="fgoto(\''+id+'\',5);return false" title="下5手"></a>'
    +'<a href="" class="R3" onclick="fgoto(\''+id+'\',361);return false" title="结束"></a>'
    +'</div>';
  $('Goto'+id).innerHTML=s;
  go.sgfo=$('fsgf'+id);
  window['go'+id]=go;
  if(go.sgf)fgoto(id,361);
  go.Char();
  return go;
}