$('body').attr('style','background: #ececec url(/images/ad/smzt/16001000.jpg) center 0 no-repeat');
if($('body').width()>1000){
  var width=($('body').width()-1000)/2;
  $('body').append("<a href='/go?u=http://hd.51wan.com/u.php?a=27513&b=8815&c=141' target='_blank' style='display:block; position:absolute;left:0px;top:0px;width:"+width+"px;height:580px;'onfocus='this.blur();'></a><a href='/go?u=http://hd.51wan.com/u.php?a=27513&b=8815&c=141' target='_blank' style='display:block; position:absolute;right:0px;top:0px;width:"+width+"px; height:580px;' onfocus='this.blur();'></a>");
}

document.write("<div class='bt'><a href='/go?u=http://hd.51wan.com/u.php?a=27513&b=8815&c=141' class='bt_a' target='_blank' onfocus='this.blur()'></a></div>");