title: trigger bootstrap modal via jquery
body: <p>got a problem.
  I am trying to trigger bootstrap modal via jquery and it doesnt work.
  I tried every way:
  way no1:</p>
  
  <pre><code>$(document).ready(function(){
      $('#btn').click(function(){
          $('#server_msg_modal').modal('show');
      });
  });
  </code></pre>
  
  <p>way no2:</p>
  
  <pre><code>$(document).ready(function(){
      $('#btn').click(function(){
          $('#server_msg_modal').modal('show');
      });
  });
  </code></pre>
  
  <p>way no3:</p>
  
  <pre><code>$('#server_msg_modal').modal({
      show: 'true'
  }); 
  </code></pre>
  
  <p>nothing is working...
  please help me.</p>