mma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd</span><span class='tstring_end'>&#39;</span></span>
  <span class='id identifier rubyid_xml'>xml</span><span class='period'>.</span><span class='id identifier rubyid_html'>html</span> <span class='symbol'>:xmlns</span> <span class='op'>=&gt;</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>http://www.w3.org/1