title: How to keep active bootstrap tooltip without hover or click
body: <p><strong>This is example which i am using for keep open tooltip without hover or click
  but its not working any other suggestion</strong></p>
  
  <pre><code>&lt;a href="#" title="Download Excel" class="tool_tip"&gt;Download Excel&lt;/a&gt;
  </code></pre>
  
  <p>my jquery for tooltip keep active</p>
  
  <pre><code>&lt;script&gt;
      $('.tool_tip').tooltip({trigger: 'manual'}).tooltip('show');
  &lt;/script&gt;
  </code></pre>