title: how to remove an tag attribute
body: <p>I have a table that has a summary tag that I want to remove</p>
  
  <pre><code>&lt;table summary="Summary"&gt;...
  </code></pre>
  
  <p>I need to remove the summary tag and I can't use jquery. I need to remove it from the page source.</p>
  
  <p>Is this possible with c#? </p>