title: bootstrap : unable/disable <a> link bootstrap using javascript
body: <p>this is an active link</p>
  
  <pre><code>&lt;a href="#" class="btn btn-large"&gt;Link&lt;/a&gt;
  </code></pre>
  
  <p>how to disable this link using javascript, so the code would be like this?</p>
  
  <pre><code>&lt;a href="#" class="btn btn-large disabled"&gt;Link&lt;/a&gt;
  </code></pre>