有一段html代码如下
<div class="con" id="ul_tags"> <dl><dt><span>B</span></dt><dd><a class="" href="/go.html?url=javascript:;" onclick="getArticlelistByTag(163,1,10)" id="163" target="_blank">保养</a> <a class="" href="/go.html?url=javascript:;" onclick="getArticlelistByTag(166,1,10)" id="166" target="_blank">不孕不育</a></dd></dl> <dl><dt><span>C</span></dt><dd><a class="" href="/go.html?url=javascript:;" onclick="getArticlelistByTag(209,1,10)" id="209" target="_blank">confidence</a></dd></dl><dl> </div><div class="con" id="ul_tags">
