How add a toggle button for active inactive in Yii CGridView

<?php $this->widget('zii.widgets.grid.CGridView', array(
    'id'=>'subject-grid',
    'dataProvider'=>$model->search(),

    'columns'=>array(
        'id',
        'subjectName',
   array(
            'header'=>'Status',
            'class'=>'CButtonColumn',

            'template'=>'{activate}  {rejected}',
            'buttons'=>array(
                'activate'=>array(
                    'label'=>'<img src="'.$publishImageUrl.'">',
                    'visible'=>'$data->status==1',
                    'url'=>'Yii::app()->createUrl("subject/changestatus",array("id"=>$data->id,"status"=>0))',
                    'options'=>array('confirm'=>'Are you sure want to unpublish?'),

                ),


                'rejected' =>array(
                    'label' =>'<img src="'.$unpublishImageUrl.'">',
                    'visible'=>'$data->status==0',
                    'url'=>'Yii::app()->createUrl("subject/changestatus",array("id"=>$data->id,"status"=>1))',
                    'options'=>array('confirm'=>'Are you sure want to Publish?'),
                ),
            ),

        ),

    ),
)); ?>

when user click on button a confirm message will come