Yiiwheels -> Whselect2 -> Plaseholder Isn't Displayed And Allowclear Doesn't Work

Hi.

i use yiiwheels 1.0.4 and have code




    $managerSelect = $this->widget('yiiwheels.widgets.select2.WhSelect2', array(

        'name' => 'client_id',

        'data' => CHtml::listData(Clients::model()->findAll(array('order' => 'name')), 'id', 'name'),

        'value' => $model->client_id,

        'language' => Yii::app()->language,

        'pluginOptions' => array(

            'placeholder' => 'Select',

            'allowClear' => true,

            'width' => '60%'

        )));



but placeholder isn’t displayed and allowClear doesn’t work.

i need clear selected item.

i try use whselectbox


$this->widget('yiiwheels.widgets.formhelpers.WhSelectBox', array(

        'name' => 'client_id',        

        'data' => CHtml::listData(Clients::model()->findAll(array('order' => 'name')), 'id', 'name'),

        'value' => $model->client_id,

        ));



but i don’t know how add empty option to select form or clear selected item.