title: firefox XML Parsing Error: syntax error Location
body: <p>I am getting an error when reading file with ajax, it gets data successfully but firefox throws an error as well:</p>
  
  <pre><code>XML Parsing Error: syntax error
  Location: 
  http://localhost/xampp/gwp/subtitles/sintel-de.vtt
  Line Number 1, Column 1:
  </code></pre>
  
  <p>I tried adding dataType: "text", but it doesnt help.</p>
  
  <p>subtitle.vtt file:</p>
  
  <pre><code>WEBVTT
  
  0
  00:00:00.000 --&gt; 00:00:12.000
  This is a subtitle.
  
  1
  00:00:18.700 --&gt; 00:00:21.500
  This blade has a dark past.
  </code></pre>
  
  <p>This is an ajax call:</p>
  
  <pre><code>$.ajax({
      url: url//url to subtitle.vtt
      dataType: "text"
  }).done(function( data ) {
  
  
  
  }).fail(function(jqXHR, textStatus, errorThrown) {
  
  }); 
  </code></pre>
  
  <p>Error only happens in firefox.</p>