title: How to disable/readonly some checkboxes from a MultiCheckbox?
body: <p>I have a Zend_Form_Element_Multicheckbox and I want to put some of its elements in a readonly state, how do I do that?</p>
  
  <pre><code>    $colId = new Zend_Form_Element_MultiCheckbox('colId');
      $colId-&gt;setLabel('Col ID')
          -&gt;setMultiOptions(array_flip(array('sadda', 'asss'));
  </code></pre>