title: How to find/replace html with javascript?
body: <p>I'm looking for a javascript solution to find all jQuery scripts on a html page and replace the code with the latest version of jQuery.</p>
  
  <p>Original line:</p>
  
  <pre><code>&lt;script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"&gt;&lt;/script&gt;
  </code></pre>
  
  <p>Replace with:</p>
  
  <pre><code>&lt;script type="text/javascript" src="http://code.jquery.com/jquery-1.7.1.js"&gt;&lt;/script&gt;
  </code></pre>