title: Best way to highlight current page in Rails 3? -- apply a css class to links conditionally
body: <p>For the following code:</p>
  
  <pre><code>&lt;%= link_to "Some Page", some_path %&gt;
  </code></pre>
  
  <p><strong>How do I apply a css class <code>current</code> using the <code>current_page?‎</code> helper method?</strong></p>
  
  <p>Or if some other better way is available?</p>