title: trigger ctrl+s when button is clicked
body: <p>I have a button.Now when I click on the button the cltrl+s will be pressed or tiggered.How to do that/ I have tried,</p>
  
  <pre><code>$( "#btn" ).click(function() {
      var e = jQuery.Event( "keydown", { keyCode: 83, ctrlKey:true} );
      jQuery("body").trigger( e );
  });
  </code></pre>