title: How to disable jquery ui combobox?
body: <p>I use standard code taken from <a href="http://jqueryui.com/demos/autocomplete/#combobox" rel="noreferrer">this</a> page and try to disable combobox:</p>
  
  <pre><code>$( "#cbCountry" ).combobox({ disabled: true });
  </code></pre>
  
  <p>But it is still enabled. What is wrong here?</p>