List Box Selection On Update In Yii

Here i added the source code of list box selection on update model of yii
<div class="row">
  <?php echo $form->labelEx($model,'country'); ?>
  <?php 
    $country = array('1' => 'India', '2' => 'Australia', '3' => 'America', '4' => 'England','5'=>'Russia');
    $selected   = array(
      '1' => array('selected' => 'selected'),
      '3' => array('selected' => 'selected'),
    );
    $htmlOptions = array('size' => '5', 
       'multiple' => 'true', 
       'options' => $selected
      );
    echo $form->listBox($model,'country', $country, $htmlOptions);
  ?>
  <?php echo $form->error($model,'country'); ?>
 </div>