<span class="branch">    {if:"{playpage:douban}"==""}    <span class="font-size-12">暫無評分 </span>         {elseif:{playpage:douban} == 0}    <span class="font-size-12">暫無評分 </span>    {else}{playpage:douban}    {end if} </span><script type="text/javascript">    var str = "{playpage:douban}%"     document.getElementById("score").style.width = (str.replace(".", ""))</script>以上代碼，為什么獲取不到豆瓣評分？哪個地方有問題，求解？！