title: Yii: Issue in RadioButtonList
body: <p>Problem in <code>radioButtonList</code>. I am having two <code>radio</code> buttons as shown below. I am performing <code>AJAX</code> action on first radio button.</p>
  
  <p>But when I try click the second radio button, the first one is not getting unchecked and I am not able to check the second one.</p>
  
  <pre><code>&lt;?php echo CHtml::radioButtonList( 'ck_Skill','',
      array(4 =&gt; 'Professional Skill', 5 =&gt; 'Suggestion'), 
      array('separator' =&gt; ' ',
      'onChange'=&gt;CHtml::ajax(array('type'=&gt;'POST', 'dataType'=&gt;'json',"url" =&gt;array("search/search"),
      "success"=&gt;"function(response){
           $('#textfield-wrapper').html(response.data);
       }",
  ))));?&gt;
  </code></pre>
  
  <p>What I am missing here ?</p>