function ztrim(s){
  if(s==null||s==undefined){return s;}
  var c,b=0,e=s.length;
  for(var i=0;i<e;i++){
    c=s.charAt(i);
    if(c==' ' || c=='   '){b++;}else{break;}
  }
  for(var i=e-1; i>=b; i--){
    c=s.charAt(i);
    if(c==' ' || c=='   '){e--;}else{break;}
  }
  return s.substring(b,e);
}
function churl(o,q){
  var v=document.getElementById('textfield').value;
  v=ztrim(v);
  if(v!=''){
    var u=q;
    if(u.indexOf('mp3.zhongsou.com/musicResult.html')!=-1){
      v=encodeURI(v);
    }
    if(u.indexOf('w=')!=-1){
      q=u.replace(new RegExp('w=[^&$]*'),'w='+v);
    }else if(u.indexOf('?')!=-1){
      q+='&w='+v;
    }else{
      q+='?w='+v;
    }
    if(u.indexOf('v=百科')!=-1){
      q+='&word='+v+'&type=3';
    }else if(u.indexOf('v=社区')!=-1){
      q+='&word='+v;
    }
    if(u.indexOf('v=门户')!=-1){
      q+='&tp=2';
    }
    o.href=q;
  }
}
function music_submit(f){
  var tmp=ztrim(f.w.value);
  if(tmp==''){document.location='http://www.zhongsou.com';return false;}
  if(f.v.type=='hidden'){
    f.submit();
  }else{
    if(f.v.length==3){
      if(f.v[2].checked){
        f.action='third.cgi';
        f.submit();
      }else{
        document.location='http://mp3.zhongsou.com/musicResult.html?w='+encodeURI(f.w.value);
      }
    }
  }
  return false;
}
function isubmit(){
  var o=document.getElementById('frm3g3g1');
  o.submit();
}
function show_submenu(e){
  var p=document.getElementById('more_base');
  var o=document.getElementById('more_sub');
  if(p==null || o==null || p==undefined || o==undefined){
    return;
  }
  e=e||window.event;
  var tar=e.target||e.srcElement;
  var btn=window.event?e.button:e.which;
  while ((tar!=document.body)&&(tar.tagName.toLowerCase()!="html")){
    if(tar==p || tar==o){
      break;
    }
    tar=tar.parentNode;
  }
  if(tar!=o && tar!=p){
    o.style.display="none";
  }else{
    if(btn<2){
      o.style.display="block";
    }
  }
};
document.attachEvent?document.attachEvent("onclick",show_submenu):document.addEventListener("click",show_submenu,false);