document.write ("<b>上一篇</b>：<a href='/DocHtml/1/2009/12/27/90416848285.html'>茶叶有31种功用，你了解吗？</a><br><b>下一篇</b>：<a href='/DocHtml/1/2009/12/27/17808205283.html'>茶的营养价值知多少</a>")